18734013

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 28304640

約数和(自身を除く): 9570627

約数列:

[1, 3, 9, 31, 83, 93, 249, 279, 747, 809, 2427, 2573, 7281, 7719, 23157, 25079, 67147, 75237, 201441, 225711, 604323, 2081557, 6244671, 18734013]

約数ペア:

[(1, 18734013), (3, 6244671), (9, 2081557), (31, 604323), (83, 225711), (93, 201441), (249, 75237), (279, 67147), (747, 25079), (809, 23157), (2427, 7719), (2573, 7281)]