20123432576

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{7993}}^1$

素因数の和:8126

約数の個数: 128

約数和(自身を含む): 46232499600

約数和(自身を除く): 26109067024

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 89, 104, 128, 136, 178, 208, 221, 272, 356, 416, 442, 544, 712, 832, 884, 1088, 1157, 1424, 1513, 1664, 1768, 2176, 2314, 2848, 3026, 3536, 4628, 5696, 6052, 7072, 7993, 9256, 11392, 12104, 14144, 15986, 18512, 19669, 24208, 28288, 31972, 37024, 39338, 48416, 63944, 74048, 78676, 96832, 103909, 127888, 135881, 148096, 157352, 193664, 207818, 255776, 271762, 314704, 415636, 511552, 543524, 629408, 711377, 831272, 1023104, 1087048, 1258816, 1422754, 1662544, 1766453, 2174096, 2517632, 2845508, 3325088, 3532906, 4348192, 5691016, 6650176, 7065812, 8696384, 9247901, 11382032, 12093409, 13300352, 14131624, 17392768, 18495802, 22764064, 24186818, 28263248, 36991604, 45528128, 48373636, 56526496, 73983208, 91056256, 96747272, 113052992, 147966416, 157214317, 193494544, 226105984, 295932832, 314428634, 386989088, 591865664, 628857268, 773978176, 1183731328, 1257714536, 1547956352, 2515429072, 5030858144, 10061716288, 20123432576]

約数ペア:

[(1, 20123432576), (2, 10061716288), (4, 5030858144), (8, 2515429072), (13, 1547956352), (16, 1257714536), (17, 1183731328), (26, 773978176), (32, 628857268), (34, 591865664), (52, 386989088), (64, 314428634), (68, 295932832), (89, 226105984), (104, 193494544), (128, 157214317), (136, 147966416), (178, 113052992), (208, 96747272), (221, 91056256), (272, 73983208), (356, 56526496), (416, 48373636), (442, 45528128), (544, 36991604), (712, 28263248), (832, 24186818), (884, 22764064), (1088, 18495802), (1157, 17392768), (1424, 14131624), (1513, 13300352), (1664, 12093409), (1768, 11382032), (2176, 9247901), (2314, 8696384), (2848, 7065812), (3026, 6650176), (3536, 5691016), (4628, 4348192), (5696, 3532906), (6052, 3325088), (7072, 2845508), (7993, 2517632), (9256, 2174096), (11392, 1766453), (12104, 1662544), (14144, 1422754), (15986, 1258816), (18512, 1087048), (19669, 1023104), (24208, 831272), (28288, 711377), (31972, 629408), (37024, 543524), (39338, 511552), (48416, 415636), (63944, 314704), (74048, 271762), (78676, 255776), (96832, 207818), (103909, 193664), (127888, 157352), (135881, 148096)]