161905289968

素因数分解:

$2^4\times {\mathrm{2153}}^1\times {\mathrm{4699991}}^1$

素因数の和:4702152

約数の個数: 20

約数和(自身を含む): 313837265808

約数和(自身を除く): 151931975840

約数列:

[1, 2, 4, 8, 16, 2153, 4306, 8612, 17224, 34448, 4699991, 9399982, 18799964, 37599928, 75199856, 10119080623, 20238161246, 40476322492, 80952644984, 161905289968]

約数ペア:

[(1, 161905289968), (2, 80952644984), (4, 40476322492), (8, 20238161246), (16, 10119080623), (2153, 75199856), (4306, 37599928), (8612, 18799964), (17224, 9399982), (34448, 4699991)]