19481098624

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{977}}^1$

素因数の和:1548

約数の個数: 128

約数和(自身を含む): 43741010880

約数和(自身を除く): 24259912256

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 521, 598, 736, 832, 977, 1042, 1196, 1472, 1664, 1954, 2084, 2392, 2944, 3908, 4168, 4784, 6773, 7816, 8336, 9568, 11983, 12701, 13546, 15632, 16672, 19136, 22471, 23966, 25402, 27092, 31264, 33344, 38272, 44942, 47932, 50804, 54184, 62528, 66688, 89884, 95864, 101608, 108368, 125056, 155779, 179768, 191728, 203216, 216736, 292123, 311558, 359536, 383456, 406432, 433472, 509017, 584246, 623116, 719072, 766912, 812864, 866944, 1018034, 1168492, 1246232, 1438144, 1533824, 1625728, 2036068, 2336984, 2492464, 2876288, 4072136, 4673968, 4984928, 6617221, 8144272, 9347936, 9969856, 11707391, 13234442, 16288544, 18695872, 19939712, 23414782, 26468884, 32577088, 37391744, 46829564, 52937768, 65154176, 93659128, 105875536, 152196083, 187318256, 211751072, 304392166, 374636512, 423502144, 608784332, 749273024, 847004288, 1217568664, 1498546048, 2435137328, 4870274656, 9740549312, 19481098624]

約数ペア:

[(1, 19481098624), (2, 9740549312), (4, 4870274656), (8, 2435137328), (13, 1498546048), (16, 1217568664), (23, 847004288), (26, 749273024), (32, 608784332), (46, 423502144), (52, 374636512), (64, 304392166), (92, 211751072), (104, 187318256), (128, 152196083), (184, 105875536), (208, 93659128), (299, 65154176), (368, 52937768), (416, 46829564), (521, 37391744), (598, 32577088), (736, 26468884), (832, 23414782), (977, 19939712), (1042, 18695872), (1196, 16288544), (1472, 13234442), (1664, 11707391), (1954, 9969856), (2084, 9347936), (2392, 8144272), (2944, 6617221), (3908, 4984928), (4168, 4673968), (4784, 4072136), (6773, 2876288), (7816, 2492464), (8336, 2336984), (9568, 2036068), (11983, 1625728), (12701, 1533824), (13546, 1438144), (15632, 1246232), (16672, 1168492), (19136, 1018034), (22471, 866944), (23966, 812864), (25402, 766912), (27092, 719072), (31264, 623116), (33344, 584246), (38272, 509017), (44942, 433472), (47932, 406432), (50804, 383456), (54184, 359536), (62528, 311558), (66688, 292123), (89884, 216736), (95864, 203216), (101608, 191728), (108368, 179768), (125056, 155779)]