18213028

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 33063800

約数和(自身を除く): 14850772

約数列:

[1, 2, 4, 37, 74, 109, 148, 218, 436, 1129, 2258, 4033, 4516, 8066, 16132, 41773, 83546, 123061, 167092, 246122, 492244, 4553257, 9106514, 18213028]

約数ペア:

[(1, 18213028), (2, 9106514), (4, 4553257), (37, 492244), (74, 246122), (109, 167092), (148, 123061), (218, 83546), (436, 41773), (1129, 16132), (2258, 8066), (4033, 4516)]