40649968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{133717}}^1$

素因数の和:133744

約数の個数: 20

約数和(自身を含む): 82905160

約数和(自身を除く): 42255192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 133717, 267434, 534868, 1069736, 2139472, 2540623, 5081246, 10162492, 20324984, 40649968]

約数ペア:

[(1, 40649968), (2, 20324984), (4, 10162492), (8, 5081246), (16, 2540623), (19, 2139472), (38, 1069736), (76, 534868), (152, 267434), (304, 133717)]