20161488376

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{4524571}}^1$

素因数の和:4525134

約数の個数: 16

約数和(自身を含む): 37870667640

約数和(自身を除く): 17709179264

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 4524571, 9049142, 18098284, 36196568, 2520186047, 5040372094, 10080744188, 20161488376]

約数ペア:

[(1, 20161488376), (2, 10080744188), (4, 5040372094), (8, 2520186047), (557, 36196568), (1114, 18098284), (2228, 9049142), (4456, 4524571)]