1990331663792

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{12011}}^1\times {\mathrm{36857}}^1$

素因数の和:49157

約数の個数: 40

約数和(自身を含む): 3870418183632

約数和(自身を除く): 1880086519840

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 12011, 24022, 36857, 48044, 73714, 96088, 147428, 192176, 294856, 589712, 3375091, 6750182, 10356817, 13500364, 20713634, 27000728, 41427268, 54001456, 82854536, 165709072, 442689427, 885378854, 1770757708, 3541515416, 7083030832, 124395728987, 248791457974, 497582915948, 995165831896, 1990331663792]

約数ペア:

[(1, 1990331663792), (2, 995165831896), (4, 497582915948), (8, 248791457974), (16, 124395728987), (281, 7083030832), (562, 3541515416), (1124, 1770757708), (2248, 885378854), (4496, 442689427), (12011, 165709072), (24022, 82854536), (36857, 54001456), (48044, 41427268), (73714, 27000728), (96088, 20713634), (147428, 13500364), (192176, 10356817), (294856, 6750182), (589712, 3375091)]