20281570203

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1\times {\mathrm{51907}}^1$

素因数の和:52986

約数の個数: 16

約数和(自身を含む): 27266234240

約数和(自身を除く): 6984664037

約数列:

[1, 3, 139, 417, 937, 2811, 51907, 130243, 155721, 390729, 7215073, 21645219, 48636859, 145910577, 6760523401, 20281570203]

約数ペア:

[(1, 20281570203), (3, 6760523401), (139, 145910577), (417, 48636859), (937, 21645219), (2811, 7215073), (51907, 390729), (130243, 155721)]