81411152

素因数分解:

$2^4\times {\mathrm{2137}}^1\times {\mathrm{2381}}^1$

素因数の和:4526

約数の個数: 20

約数和(自身を含む): 157874196

約数和(自身を除く): 76463044

約数列:

[1, 2, 4, 8, 16, 2137, 2381, 4274, 4762, 8548, 9524, 17096, 19048, 34192, 38096, 5088197, 10176394, 20352788, 40705576, 81411152]

約数ペア:

[(1, 81411152), (2, 40705576), (4, 20352788), (8, 10176394), (16, 5088197), (2137, 38096), (2381, 34192), (4274, 19048), (4762, 17096), (8548, 9524)]