66812968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{439559}}^1$

素因数の和:439584

約数の個数: 16

約数和(自身を含む): 131868000

約数和(自身を除く): 65055032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 439559, 879118, 1758236, 3516472, 8351621, 16703242, 33406484, 66812968]

約数ペア:

[(1, 66812968), (2, 33406484), (4, 16703242), (8, 8351621), (19, 3516472), (38, 1758236), (76, 879118), (152, 439559)]