20656829

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 22353408

約数和(自身を除く): 1696579

約数列:

[1, 23, 47, 97, 197, 1081, 2231, 4531, 4559, 9259, 19109, 104857, 212957, 439507, 898123, 20656829]

約数ペア:

[(1, 20656829), (23, 898123), (47, 439507), (97, 212957), (197, 104857), (1081, 19109), (2231, 9259), (4531, 4559)]