19799758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2719}}^1$

素因数の和:3063

約数の個数: 16

約数和(自身を含む): 32509440

約数和(自身を除く): 12709682

約数列:

[1, 2, 11, 22, 331, 662, 2719, 3641, 5438, 7282, 29909, 59818, 899989, 1799978, 9899879, 19799758]

約数ペア:

[(1, 19799758), (2, 9899879), (11, 1799978), (22, 899989), (331, 59818), (662, 29909), (2719, 7282), (3641, 5438)]