20381086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{2749}}^1$

素因数の和:3099

約数の個数: 16

約数和(自身を含む): 33462000

約数和(自身を除く): 13080914

約数列:

[1, 2, 11, 22, 337, 674, 2749, 3707, 5498, 7414, 30239, 60478, 926413, 1852826, 10190543, 20381086]

約数ペア:

[(1, 20381086), (2, 10190543), (11, 1852826), (22, 926413), (337, 60478), (674, 30239), (2749, 7414), (3707, 5498)]