20113779

素因数分解:

$3^1\times 7^1\times {\mathrm{929}}^1\times {\mathrm{1031}}^1$

素因数の和:1970

約数の個数: 16

約数和(自身を含む): 30712320

約数和(自身を除く): 10598541

約数列:

[1, 3, 7, 21, 929, 1031, 2787, 3093, 6503, 7217, 19509, 21651, 957799, 2873397, 6704593, 20113779]

約数ペア:

[(1, 20113779), (3, 6704593), (7, 2873397), (21, 957799), (929, 21651), (1031, 19509), (2787, 7217), (3093, 6503)]