28461808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{104639}}^1$

素因数の和:104664

約数の個数: 20

約数和(自身を含む): 58389120

約数和(自身を除く): 29927312

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 104639, 209278, 418556, 837112, 1674224, 1778863, 3557726, 7115452, 14230904, 28461808]

約数ペア:

[(1, 28461808), (2, 14230904), (4, 7115452), (8, 3557726), (16, 1778863), (17, 1674224), (34, 837112), (68, 418556), (136, 209278), (272, 104639)]