1405685968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4623967}}^1$

素因数の和:4623994

約数の個数: 20

約数和(自身を含む): 2866860160

約数和(自身を除く): 1461174192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4623967, 9247934, 18495868, 36991736, 73983472, 87855373, 175710746, 351421492, 702842984, 1405685968]

約数ペア:

[(1, 1405685968), (2, 702842984), (4, 351421492), (8, 175710746), (16, 87855373), (19, 73983472), (38, 36991736), (76, 18495868), (152, 9247934), (304, 4623967)]