20085830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64793}}^1$

素因数の和:64831

約数の個数: 16

約数和(自身を含む): 37321344

約数和(自身を除く): 17235514

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 64793, 129586, 323965, 647930, 2008583, 4017166, 10042915, 20085830]

約数ペア:

[(1, 20085830), (2, 10042915), (5, 4017166), (10, 2008583), (31, 647930), (62, 323965), (155, 129586), (310, 64793)]