18473260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 42096096

約数和(自身を除く): 23622836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 313, 454, 626, 908, 1135, 1252, 1565, 2270, 2951, 3130, 4069, 4540, 5902, 6260, 8138, 11804, 14755, 16276, 20345, 29510, 40690, 59020, 71051, 81380, 142102, 284204, 355255, 710510, 923663, 1421020, 1847326, 3694652, 4618315, 9236630, 18473260]

約数ペア:

[(1, 18473260), (2, 9236630), (4, 4618315), (5, 3694652), (10, 1847326), (13, 1421020), (20, 923663), (26, 710510), (52, 355255), (65, 284204), (130, 142102), (227, 81380), (260, 71051), (313, 59020), (454, 40690), (626, 29510), (908, 20345), (1135, 16276), (1252, 14755), (1565, 11804), (2270, 8138), (2951, 6260), (3130, 5902), (4069, 4540)]