128243152

素因数分解:

$2^4\times {\mathrm{823}}^1\times {\mathrm{9739}}^1$

素因数の和:10570

約数の個数: 20

約数和(自身を含む): 248798560

約数和(自身を除く): 120555408

約数列:

[1, 2, 4, 8, 16, 823, 1646, 3292, 6584, 9739, 13168, 19478, 38956, 77912, 155824, 8015197, 16030394, 32060788, 64121576, 128243152]

約数ペア:

[(1, 128243152), (2, 64121576), (4, 32060788), (8, 16030394), (16, 8015197), (823, 155824), (1646, 77912), (3292, 38956), (6584, 19478), (9739, 13168)]