20126468210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{234383}}^1$

素因数の和:234698

約数の個数: 32

約数和(自身を含む): 37531441152

約数和(自身を除く): 17404972942

約数列:

[1, 2, 5, 10, 31, 62, 155, 277, 310, 554, 1385, 2770, 8587, 17174, 42935, 85870, 234383, 468766, 1171915, 2343830, 7265873, 14531746, 36329365, 64924091, 72658730, 129848182, 324620455, 649240910, 2012646821, 4025293642, 10063234105, 20126468210]

約数ペア:

[(1, 20126468210), (2, 10063234105), (5, 4025293642), (10, 2012646821), (31, 649240910), (62, 324620455), (155, 129848182), (277, 72658730), (310, 64924091), (554, 36329365), (1385, 14531746), (2770, 7265873), (8587, 2343830), (17174, 1171915), (42935, 468766), (85870, 234383)]