86477872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{415759}}^1$

素因数の和:415780

約数の個数: 20

約数和(自身を含む): 180439840

約数和(自身を除く): 93961968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 415759, 831518, 1663036, 3326072, 5404867, 6652144, 10809734, 21619468, 43238936, 86477872]

約数ペア:

[(1, 86477872), (2, 43238936), (4, 21619468), (8, 10809734), (13, 6652144), (16, 5404867), (26, 3326072), (52, 1663036), (104, 831518), (208, 415759)]