18071950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27803}}^1$

素因数の和:27828

約数の個数: 24

約数和(自身を含む): 36200808

約数和(自身を除く): 18128858

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 27803, 55606, 139015, 278030, 361439, 695075, 722878, 1390150, 1807195, 3614390, 9035975, 18071950]

約数ペア:

[(1, 18071950), (2, 9035975), (5, 3614390), (10, 1807195), (13, 1390150), (25, 722878), (26, 695075), (50, 361439), (65, 278030), (130, 139015), (325, 55606), (650, 27803)]