20413016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{196279}}^1$

素因数の和:196298

約数の個数: 16

約数和(自身を含む): 41218800

約数和(自身を除く): 20805784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 196279, 392558, 785116, 1570232, 2551627, 5103254, 10206508, 20413016]

約数ペア:

[(1, 20413016), (2, 10206508), (4, 5103254), (8, 2551627), (13, 1570232), (26, 785116), (52, 392558), (104, 196279)]