20861038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3499}}^1$

素因数の和:3783

約数の個数: 16

約数和(自身を含む): 34272000

約数和(自身を除く): 13410962

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3499, 5962, 6998, 38489, 76978, 948229, 1896458, 10430519, 20861038]

約数ペア:

[(1, 20861038), (2, 10430519), (11, 1896458), (22, 948229), (271, 76978), (542, 38489), (2981, 6998), (3499, 5962)]