20163744910

素因数分解:

$2^1\times 5^1\times {\mathrm{4007}}^1\times {\mathrm{503213}}^1$

素因数の和:507227

約数の個数: 16

約数和(自身を含む): 36303870816

約数和(自身を除く): 16140125906

約数列:

[1, 2, 5, 10, 4007, 8014, 20035, 40070, 503213, 1006426, 2516065, 5032130, 2016374491, 4032748982, 10081872455, 20163744910]

約数ペア:

[(1, 20163744910), (2, 10081872455), (5, 4032748982), (10, 2016374491), (4007, 5032130), (8014, 2516065), (20035, 1006426), (40070, 503213)]