20189047816

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:876

約数の個数: 192

約数和(自身を含む): 49331721600

約数和(自身を除く): 29142673784

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 119, 133, 136, 152, 196, 238, 266, 317, 323, 392, 476, 503, 532, 634, 646, 833, 931, 952, 1006, 1064, 1268, 1292, 1666, 1862, 2012, 2219, 2261, 2536, 2584, 3332, 3521, 3724, 4024, 4438, 4522, 5389, 6023, 6664, 7042, 7448, 8551, 8876, 9044, 9557, 10778, 12046, 14084, 15533, 15827, 17102, 17752, 18088, 19114, 21556, 24092, 24647, 28168, 31066, 31654, 34204, 37723, 38228, 42161, 43112, 48184, 49294, 59857, 62132, 63308, 66899, 68408, 75446, 76456, 84322, 98588, 102391, 119714, 124264, 126616, 133798, 150892, 159451, 162469, 168644, 197176, 204782, 239428, 264061, 267596, 295127, 301784, 318902, 324938, 337288, 409564, 418999, 468293, 478856, 528122, 535192, 590254, 637804, 649876, 716737, 819128, 837998, 936586, 1056244, 1116157, 1137283, 1180508, 1275608, 1299752, 1433474, 1675996, 1873172, 2112488, 2232314, 2274566, 2361016, 2710667, 2866948, 3029569, 3351992, 3746344, 4464628, 4549132, 5017159, 5421334, 5733896, 6059138, 7813099, 7960981, 8929256, 9098264, 10034318, 10842668, 12118276, 15626198, 15921962, 18974669, 20068636, 21206983, 21685336, 24236552, 31252396, 31843924, 37949338, 40137272, 42413966, 51502673, 62504792, 63687848, 75898676, 84827932, 103005346, 132822683, 148448881, 151797352, 169655864, 206010692, 265645366, 296897762, 360518711, 412021384, 531290732, 593795524, 721037422, 1062581464, 1187591048, 1442074844, 2523630977, 2884149688, 5047261954, 10094523908, 20189047816]

約数ペア:

[(1, 20189047816), (2, 10094523908), (4, 5047261954), (7, 2884149688), (8, 2523630977), (14, 1442074844), (17, 1187591048), (19, 1062581464), (28, 721037422), (34, 593795524), (38, 531290732), (49, 412021384), (56, 360518711), (68, 296897762), (76, 265645366), (98, 206010692), (119, 169655864), (133, 151797352), (136, 148448881), (152, 132822683), (196, 103005346), (238, 84827932), (266, 75898676), (317, 63687848), (323, 62504792), (392, 51502673), (476, 42413966), (503, 40137272), (532, 37949338), (634, 31843924), (646, 31252396), (833, 24236552), (931, 21685336), (952, 21206983), (1006, 20068636), (1064, 18974669), (1268, 15921962), (1292, 15626198), (1666, 12118276), (1862, 10842668), (2012, 10034318), (2219, 9098264), (2261, 8929256), (2536, 7960981), (2584, 7813099), (3332, 6059138), (3521, 5733896), (3724, 5421334), (4024, 5017159), (4438, 4549132), (4522, 4464628), (5389, 3746344), (6023, 3351992), (6664, 3029569), (7042, 2866948), (7448, 2710667), (8551, 2361016), (8876, 2274566), (9044, 2232314), (9557, 2112488), (10778, 1873172), (12046, 1675996), (14084, 1433474), (15533, 1299752), (15827, 1275608), (17102, 1180508), (17752, 1137283), (18088, 1116157), (19114, 1056244), (21556, 936586), (24092, 837998), (24647, 819128), (28168, 716737), (31066, 649876), (31654, 637804), (34204, 590254), (37723, 535192), (38228, 528122), (42161, 478856), (43112, 468293), (48184, 418999), (49294, 409564), (59857, 337288), (62132, 324938), (63308, 318902), (66899, 301784), (68408, 295127), (75446, 267596), (76456, 264061), (84322, 239428), (98588, 204782), (102391, 197176), (119714, 168644), (124264, 162469), (126616, 159451), (133798, 150892)]