20963824

素因数分解:

$2^4\times 7^1\times {\mathrm{187177}}^1$

素因数の和:187192

約数の個数: 20

約数和(自身を含む): 46420144

約数和(自身を除く): 25456320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187177, 374354, 748708, 1310239, 1497416, 2620478, 2994832, 5240956, 10481912, 20963824]

約数ペア:

[(1, 20963824), (2, 10481912), (4, 5240956), (7, 2994832), (8, 2620478), (14, 1497416), (16, 1310239), (28, 748708), (56, 374354), (112, 187177)]