20408859419

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{75227}}^1$

素因数の和:75790

約数の個数: 16

約数和(自身を含む): 22559372640

約数和(自身を除く): 2150513221

約数列:

[1, 13, 41, 509, 533, 6617, 20869, 75227, 271297, 977951, 3084307, 38290543, 40095991, 497777059, 1569912263, 20408859419]

約数ペア:

[(1, 20408859419), (13, 1569912263), (41, 497777059), (509, 40095991), (533, 38290543), (6617, 3084307), (20869, 977951), (75227, 271297)]