18528030760

素因数分解:

$2^3\times 5^1\times {\mathrm{3257}}^1\times {\mathrm{142217}}^1$

素因数の和:145485

約数の個数: 32

約数和(自身を含む): 41701161960

約数和(自身を除く): 23173131200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3257, 6514, 13028, 16285, 26056, 32570, 65140, 130280, 142217, 284434, 568868, 711085, 1137736, 1422170, 2844340, 5688680, 463200769, 926401538, 1852803076, 2316003845, 3705606152, 4632007690, 9264015380, 18528030760]

約数ペア:

[(1, 18528030760), (2, 9264015380), (4, 4632007690), (5, 3705606152), (8, 2316003845), (10, 1852803076), (20, 926401538), (40, 463200769), (3257, 5688680), (6514, 2844340), (13028, 1422170), (16285, 1137736), (26056, 711085), (32570, 568868), (65140, 284434), (130280, 142217)]