18585580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71483}}^1$

素因数の和:71505

約数の個数: 24

約数和(自身を含む): 42032592

約数和(自身を除く): 23447012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 71483, 142966, 285932, 357415, 714830, 929279, 1429660, 1858558, 3717116, 4646395, 9292790, 18585580]

約数ペア:

[(1, 18585580), (2, 9292790), (4, 4646395), (5, 3717116), (10, 1858558), (13, 1429660), (20, 929279), (26, 714830), (52, 357415), (65, 285932), (130, 142966), (260, 71483)]