2011122905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1\times {\mathrm{13399}}^1$

素因数の和:16144

約数の個数: 16

約数和(自身を含む): 2633904000

約数和(自身を除く): 622781095

約数列:

[1, 5, 11, 55, 2729, 13399, 13645, 30019, 66995, 147389, 150095, 736945, 36565871, 182829355, 402224581, 2011122905]

約数ペア:

[(1, 2011122905), (5, 402224581), (11, 182829355), (55, 36565871), (2729, 736945), (13399, 150095), (13645, 147389), (30019, 66995)]