20121866869

素因数分解:

${\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{42937}}^1$

素因数の和:43069

約数の個数: 24

約数和(自身を含む): 22630043520

約数和(自身を除く): 2508176651

約数列:

[1, 13, 47, 59, 169, 611, 767, 2773, 7943, 9971, 36049, 42937, 468637, 558181, 2018039, 2533283, 7256353, 26234507, 32932679, 119064301, 341048591, 428124827, 1547835913, 20121866869]

約数ペア:

[(1, 20121866869), (13, 1547835913), (47, 428124827), (59, 341048591), (169, 119064301), (611, 32932679), (767, 26234507), (2773, 7256353), (7943, 2533283), (9971, 2018039), (36049, 558181), (42937, 468637)]