19964177568

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{677}}^1$

素因数の和:1097

約数の個数: 240

約数和(自身を含む): 60863007744

約数和(自身を除く): 40898830176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 367, 372, 432, 496, 558, 648, 677, 734, 744, 837, 864, 992, 1101, 1116, 1296, 1354, 1468, 1488, 1674, 2031, 2202, 2232, 2511, 2592, 2708, 2936, 2976, 3303, 3348, 4062, 4404, 4464, 5022, 5416, 5872, 6093, 6606, 6696, 8124, 8808, 8928, 9909, 10044, 10832, 11377, 11744, 12186, 13212, 13392, 16248, 17616, 18279, 19818, 20088, 20987, 21664, 22754, 24372, 26424, 26784, 29727, 32496, 34131, 35232, 36558, 39636, 40176, 41974, 45508, 48744, 52848, 54837, 59454, 62961, 64992, 68262, 73116, 79272, 80352, 83948, 91016, 97488, 102393, 105696, 109674, 118908, 125922, 136524, 146232, 158544, 167896, 182032, 188883, 194976, 204786, 219348, 237816, 248459, 251844, 273048, 292464, 307179, 317088, 335792, 364064, 377766, 409572, 438696, 475632, 496918, 503688, 546096, 566649, 584928, 614358, 671584, 745377, 755532, 819144, 877392, 921537, 951264, 993836, 1007376, 1092192, 1133298, 1228716, 1490754, 1511064, 1638288, 1699947, 1754784, 1843074, 1987672, 2014752, 2236131, 2266596, 2457432, 2981508, 3022128, 3276576, 3399894, 3686148, 3975344, 4472262, 4533192, 4914864, 5963016, 6044256, 6708393, 6799788, 7372296, 7702229, 7950688, 8944524, 9066384, 9829728, 11926032, 13416786, 13599576, 14744592, 15404458, 17889048, 18132768, 20125179, 23106687, 23852064, 26833572, 27199152, 29489184, 30808916, 35778096, 40250358, 46213374, 53667144, 54398304, 61617832, 69320061, 71556192, 80500716, 92426748, 107334288, 123235664, 138640122, 161001432, 184853496, 207960183, 214668576, 246471328, 277280244, 322002864, 369706992, 415920366, 554560488, 623880549, 644005728, 739413984, 831840732, 1109120976, 1247761098, 1663681464, 2218241952, 2495522196, 3327362928, 4991044392, 6654725856, 9982088784, 19964177568]

約数ペア:

[(1, 19964177568), (2, 9982088784), (3, 6654725856), (4, 4991044392), (6, 3327362928), (8, 2495522196), (9, 2218241952), (12, 1663681464), (16, 1247761098), (18, 1109120976), (24, 831840732), (27, 739413984), (31, 644005728), (32, 623880549), (36, 554560488), (48, 415920366), (54, 369706992), (62, 322002864), (72, 277280244), (81, 246471328), (93, 214668576), (96, 207960183), (108, 184853496), (124, 161001432), (144, 138640122), (162, 123235664), (186, 107334288), (216, 92426748), (248, 80500716), (279, 71556192), (288, 69320061), (324, 61617832), (367, 54398304), (372, 53667144), (432, 46213374), (496, 40250358), (558, 35778096), (648, 30808916), (677, 29489184), (734, 27199152), (744, 26833572), (837, 23852064), (864, 23106687), (992, 20125179), (1101, 18132768), (1116, 17889048), (1296, 15404458), (1354, 14744592), (1468, 13599576), (1488, 13416786), (1674, 11926032), (2031, 9829728), (2202, 9066384), (2232, 8944524), (2511, 7950688), (2592, 7702229), (2708, 7372296), (2936, 6799788), (2976, 6708393), (3303, 6044256), (3348, 5963016), (4062, 4914864), (4404, 4533192), (4464, 4472262), (5022, 3975344), (5416, 3686148), (5872, 3399894), (6093, 3276576), (6606, 3022128), (6696, 2981508), (8124, 2457432), (8808, 2266596), (8928, 2236131), (9909, 2014752), (10044, 1987672), (10832, 1843074), (11377, 1754784), (11744, 1699947), (12186, 1638288), (13212, 1511064), (13392, 1490754), (16248, 1228716), (17616, 1133298), (18279, 1092192), (19818, 1007376), (20088, 993836), (20987, 951264), (21664, 921537), (22754, 877392), (24372, 819144), (26424, 755532), (26784, 745377), (29727, 671584), (32496, 614358), (34131, 584928), (35232, 566649), (36558, 546096), (39636, 503688), (40176, 496918), (41974, 475632), (45508, 438696), (48744, 409572), (52848, 377766), (54837, 364064), (59454, 335792), (62961, 317088), (64992, 307179), (68262, 292464), (73116, 273048), (79272, 251844), (80352, 248459), (83948, 237816), (91016, 219348), (97488, 204786), (102393, 194976), (105696, 188883), (109674, 182032), (118908, 167896), (125922, 158544), (136524, 146232)]