19839916

素因数分解:

$2^2\times {\mathrm{809}}^1\times {\mathrm{6131}}^1$

素因数の和:6944

約数の個数: 12

約数和(自身を含む): 34768440

約数和(自身を除く): 14928524

約数列:

[1, 2, 4, 809, 1618, 3236, 6131, 12262, 24524, 4959979, 9919958, 19839916]

約数ペア:

[(1, 19839916), (2, 9919958), (4, 4959979), (809, 24524), (1618, 12262), (3236, 6131)]