20393902

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{1459}}^1$

素因数の和:1731

約数の個数: 16

約数和(自身を含む): 31798800

約数和(自身を除く): 11404898

約数列:

[1, 2, 29, 58, 241, 482, 1459, 2918, 6989, 13978, 42311, 84622, 351619, 703238, 10196951, 20393902]

約数ペア:

[(1, 20393902), (2, 10196951), (29, 703238), (58, 351619), (241, 84622), (482, 42311), (1459, 13978), (2918, 6989)]