168292048

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{25717}}^1$

素因数の和:26134

約数の個数: 20

約数和(自身を含む): 326875780

約数和(自身を除く): 158583732

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 25717, 51434, 102868, 205736, 411472, 10518253, 21036506, 42073012, 84146024, 168292048]

約数ペア:

[(1, 168292048), (2, 84146024), (4, 42073012), (8, 21036506), (16, 10518253), (409, 411472), (818, 205736), (1636, 102868), (3272, 51434), (6544, 25717)]