20958050

素因数分解:

$2^1\times 5^2\times {\mathrm{419161}}^1$

素因数の和:419173

約数の個数: 12

約数和(自身を含む): 38982066

約数和(自身を除く): 18024016

約数列:

[1, 2, 5, 10, 25, 50, 419161, 838322, 2095805, 4191610, 10479025, 20958050]

約数ペア:

[(1, 20958050), (2, 10479025), (5, 4191610), (10, 2095805), (25, 838322), (50, 419161)]