18369800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1733}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 43540740

約数和(自身を除く): 25170940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 1733, 2120, 2650, 3466, 5300, 6932, 8665, 10600, 13864, 17330, 34660, 43325, 69320, 86650, 91849, 173300, 183698, 346600, 367396, 459245, 734792, 918490, 1836980, 2296225, 3673960, 4592450, 9184900, 18369800]

約数ペア:

[(1, 18369800), (2, 9184900), (4, 4592450), (5, 3673960), (8, 2296225), (10, 1836980), (20, 918490), (25, 734792), (40, 459245), (50, 367396), (53, 346600), (100, 183698), (106, 173300), (200, 91849), (212, 86650), (265, 69320), (424, 43325), (530, 34660), (1060, 17330), (1325, 13864), (1733, 10600), (2120, 8665), (2650, 6932), (3466, 5300)]