20446408

素因数分解:

$2^3\times {\mathrm{271}}^1\times {\mathrm{9431}}^1$

素因数の和:9708

約数の個数: 16

約数和(自身を含む): 38482560

約数和(自身を除く): 18036152

約数列:

[1, 2, 4, 8, 271, 542, 1084, 2168, 9431, 18862, 37724, 75448, 2555801, 5111602, 10223204, 20446408]

約数ペア:

[(1, 20446408), (2, 10223204), (4, 5111602), (8, 2555801), (271, 75448), (542, 37724), (1084, 18862), (2168, 9431)]