10920208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{52501}}^1$

素因数の和:52522

約数の個数: 20

約数和(自身を含む): 22785868

約数和(自身を除く): 11865660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 52501, 105002, 210004, 420008, 682513, 840016, 1365026, 2730052, 5460104, 10920208]

約数ペア:

[(1, 10920208), (2, 5460104), (4, 2730052), (8, 1365026), (13, 840016), (16, 682513), (26, 420008), (52, 210004), (104, 105002), (208, 52501)]