17788397744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{85521143}}^1$

素因数の和:85521164

約数の個数: 20

約数和(自身を含む): 37116176496

約数和(自身を除く): 19327778752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 85521143, 171042286, 342084572, 684169144, 1111774859, 1368338288, 2223549718, 4447099436, 8894198872, 17788397744]

約数ペア:

[(1, 17788397744), (2, 8894198872), (4, 4447099436), (8, 2223549718), (13, 1368338288), (16, 1111774859), (26, 684169144), (52, 342084572), (104, 171042286), (208, 85521143)]