2018509904

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{361481}}^1$

素因数の和:361838

約数の個数: 20

約数和(自身を含む): 3922079700

約数和(自身を除く): 1903569796

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 361481, 722962, 1445924, 2891848, 5783696, 126156869, 252313738, 504627476, 1009254952, 2018509904]

約数ペア:

[(1, 2018509904), (2, 1009254952), (4, 504627476), (8, 252313738), (16, 126156869), (349, 5783696), (698, 2891848), (1396, 1445924), (2792, 722962), (5584, 361481)]