20394862

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 31248000

約数和(自身を除く): 10853138

約数列:

[1, 2, 61, 122, 349, 479, 698, 958, 21289, 29219, 42578, 58438, 167171, 334342, 10197431, 20394862]

約数ペア:

[(1, 20394862), (2, 10197431), (61, 334342), (122, 167171), (349, 58438), (479, 42578), (698, 29219), (958, 21289)]