128972432

素因数分解:

$2^4\times {\mathrm{2203}}^1\times {\mathrm{3659}}^1$

素因数の和:5870

約数の個数: 20

約数和(自身を含む): 250065840

約数和(自身を除く): 121093408

約数列:

[1, 2, 4, 8, 16, 2203, 3659, 4406, 7318, 8812, 14636, 17624, 29272, 35248, 58544, 8060777, 16121554, 32243108, 64486216, 128972432]

約数ペア:

[(1, 128972432), (2, 64486216), (4, 32243108), (8, 16121554), (16, 8060777), (2203, 58544), (3659, 35248), (4406, 29272), (7318, 17624), (8812, 14636)]