20569264

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{3581}}^1$

素因数の和:3948

約数の個数: 20

約数和(自身を含む): 39975120

約数和(自身を除く): 19405856

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 3581, 5744, 7162, 14324, 28648, 57296, 1285579, 2571158, 5142316, 10284632, 20569264]

約数ペア:

[(1, 20569264), (2, 10284632), (4, 5142316), (8, 2571158), (16, 1285579), (359, 57296), (718, 28648), (1436, 14324), (2872, 7162), (3581, 5744)]