128583856

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{30557}}^1$

素因数の和:30828

約数の個数: 20

約数和(自身を含む): 250086672

約数和(自身を除く): 121502816

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 30557, 61114, 122228, 244456, 488912, 8036491, 16072982, 32145964, 64291928, 128583856]

約数ペア:

[(1, 128583856), (2, 64291928), (4, 32145964), (8, 16072982), (16, 8036491), (263, 488912), (526, 244456), (1052, 122228), (2104, 61114), (4208, 30557)]