18647080

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1733}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 42136200

約数和(自身を除く): 23489120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 1733, 2152, 2690, 3466, 5380, 6932, 8665, 10760, 13864, 17330, 34660, 69320, 466177, 932354, 1864708, 2330885, 3729416, 4661770, 9323540, 18647080]

約数ペア:

[(1, 18647080), (2, 9323540), (4, 4661770), (5, 3729416), (8, 2330885), (10, 1864708), (20, 932354), (40, 466177), (269, 69320), (538, 34660), (1076, 17330), (1345, 13864), (1733, 10760), (2152, 8665), (2690, 6932), (3466, 5380)]