18929158

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2801}}^1$

素因数の和:2943

約数の個数: 16

約数和(自身を含む): 29589120

約数和(自身を除く): 10659962

約数列:

[1, 2, 31, 62, 109, 218, 2801, 3379, 5602, 6758, 86831, 173662, 305309, 610618, 9464579, 18929158]

約数ペア:

[(1, 18929158), (2, 9464579), (31, 610618), (62, 305309), (109, 173662), (218, 86831), (2801, 6758), (3379, 5602)]