1856553968

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{203213}}^1$

素因数の和:203792

約数の個数: 20

約数和(自身を含む): 3603390648

約数和(自身を除く): 1746836680

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 203213, 406426, 812852, 1625704, 3251408, 116034623, 232069246, 464138492, 928276984, 1856553968]

約数ペア:

[(1, 1856553968), (2, 928276984), (4, 464138492), (8, 232069246), (16, 116034623), (571, 3251408), (1142, 1625704), (2284, 812852), (4568, 406426), (9136, 203213)]