20143578536

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:659

約数の個数: 128

約数和(自身を含む): 41978956800

約数和(自身を除く): 21835378264

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 73, 76, 124, 146, 152, 157, 248, 292, 314, 373, 584, 589, 628, 746, 1178, 1256, 1387, 1492, 2263, 2356, 2774, 2983, 2984, 4526, 4712, 4867, 5548, 5966, 7087, 9052, 9734, 11096, 11461, 11563, 11932, 14174, 18104, 19468, 22922, 23126, 23864, 27229, 28348, 38936, 42997, 45844, 46252, 54458, 56696, 58561, 85994, 91688, 92473, 92504, 108916, 117122, 171988, 184946, 217759, 217832, 219697, 234244, 343976, 355291, 369892, 435518, 439394, 468488, 517351, 710582, 739784, 844099, 871036, 878788, 1034702, 1112659, 1421164, 1688198, 1742072, 1757576, 1815391, 2069404, 2225318, 2842328, 3376396, 3630782, 4138808, 4274953, 4450636, 6750529, 6752792, 7261564, 8549906, 8901272, 13501058, 14523128, 16037881, 17099812, 27002116, 32075762, 34199624, 34492429, 54004232, 64151524, 68984858, 81224107, 128303048, 132523543, 137969716, 162448214, 265047086, 275939432, 324896428, 530094172, 649792856, 1060188344, 2517947317, 5035894634, 10071789268, 20143578536]

約数ペア:

[(1, 20143578536), (2, 10071789268), (4, 5035894634), (8, 2517947317), (19, 1060188344), (31, 649792856), (38, 530094172), (62, 324896428), (73, 275939432), (76, 265047086), (124, 162448214), (146, 137969716), (152, 132523543), (157, 128303048), (248, 81224107), (292, 68984858), (314, 64151524), (373, 54004232), (584, 34492429), (589, 34199624), (628, 32075762), (746, 27002116), (1178, 17099812), (1256, 16037881), (1387, 14523128), (1492, 13501058), (2263, 8901272), (2356, 8549906), (2774, 7261564), (2983, 6752792), (2984, 6750529), (4526, 4450636), (4712, 4274953), (4867, 4138808), (5548, 3630782), (5966, 3376396), (7087, 2842328), (9052, 2225318), (9734, 2069404), (11096, 1815391), (11461, 1757576), (11563, 1742072), (11932, 1688198), (14174, 1421164), (18104, 1112659), (19468, 1034702), (22922, 878788), (23126, 871036), (23864, 844099), (27229, 739784), (28348, 710582), (38936, 517351), (42997, 468488), (45844, 439394), (46252, 435518), (54458, 369892), (56696, 355291), (58561, 343976), (85994, 234244), (91688, 219697), (92473, 217832), (92504, 217759), (108916, 184946), (117122, 171988)]