205125544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1972361}}^1$

素因数の和:1972380

約数の個数: 16

約数和(自身を含む): 414196020

約数和(自身を除く): 209070476

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1972361, 3944722, 7889444, 15778888, 25640693, 51281386, 102562772, 205125544]

約数ペア:

[(1, 205125544), (2, 102562772), (4, 51281386), (8, 25640693), (13, 15778888), (26, 7889444), (52, 3944722), (104, 1972361)]