20131177891

素因数分解:

${\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{1059703}}^1$

素因数の和:1059882

約数の個数: 12

約数和(自身を含む): 22268619856

約数和(自身を除く): 2137441965

約数列:

[1, 11, 121, 157, 1727, 18997, 1059703, 11656733, 128224063, 166373371, 1830107081, 20131177891]

約数ペア:

[(1, 20131177891), (11, 1830107081), (121, 166373371), (157, 128224063), (1727, 11656733), (18997, 1059703)]