18585749

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 23556960

約数和(自身を除く): 4971211

約数列:

[1, 7, 13, 49, 91, 163, 179, 637, 1141, 1253, 2119, 2327, 7987, 8771, 14833, 16289, 29177, 103831, 114023, 204239, 379301, 1429673, 2655107, 18585749]

約数ペア:

[(1, 18585749), (7, 2655107), (13, 1429673), (49, 379301), (91, 204239), (163, 114023), (179, 103831), (637, 29177), (1141, 16289), (1253, 14833), (2119, 8771), (2327, 7987)]