16940188

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{69427}}^1$

素因数の和:69492

約数の個数: 12

約数和(自身を含む): 30131752

約数和(自身を除く): 13191564

約数列:

[1, 2, 4, 61, 122, 244, 69427, 138854, 277708, 4235047, 8470094, 16940188]

約数ペア:

[(1, 16940188), (2, 8470094), (4, 4235047), (61, 277708), (122, 138854), (244, 69427)]