19668638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3299}}^1$

素因数の和:3583

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 12644962

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3299, 5962, 6598, 36289, 72578, 894029, 1788058, 9834319, 19668638]

約数ペア:

[(1, 19668638), (2, 9834319), (11, 1788058), (22, 894029), (271, 72578), (542, 36289), (2981, 6598), (3299, 5962)]