20178859539

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{323053}}^1$

素因数の和:323546

約数の個数: 16

約数和(自身を含む): 27539707392

約数和(自身を除く): 7360847853

約数列:

[1, 3, 47, 141, 443, 1329, 20821, 62463, 323053, 969159, 15183491, 45550473, 143112479, 429337437, 6726286513, 20178859539]

約数ペア:

[(1, 20178859539), (3, 6726286513), (47, 429337437), (141, 143112479), (443, 45550473), (1329, 15183491), (20821, 969159), (62463, 323053)]