20906798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^2\times {\mathrm{101}}^1$

素因数の和:308

約数の個数: 24

約数和(自身を含む): 34909704

約数和(自身を除く): 14002906

約数列:

[1, 2, 11, 22, 97, 101, 194, 202, 1067, 1111, 2134, 2222, 9409, 9797, 18818, 19594, 103499, 107767, 206998, 215534, 950309, 1900618, 10453399, 20906798]

約数ペア:

[(1, 20906798), (2, 10453399), (11, 1900618), (22, 950309), (97, 215534), (101, 206998), (194, 107767), (202, 103499), (1067, 19594), (1111, 18818), (2134, 9797), (2222, 9409)]