20316782

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:995

約数の個数: 16

約数和(自身を含む): 31148304

約数和(自身を除く): 10831522

約数列:

[1, 2, 61, 122, 241, 482, 691, 1382, 14701, 29402, 42151, 84302, 166531, 333062, 10158391, 20316782]

約数ペア:

[(1, 20316782), (2, 10158391), (61, 333062), (122, 166531), (241, 84302), (482, 42151), (691, 29402), (1382, 14701)]