18857414279

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{20117}}^1$

素因数の和:20327

約数の個数: 24

約数和(自身を含む): 21234307584

約数和(自身を除く): 2376893305

約数列:

[1, 11, 61, 121, 127, 671, 1397, 7381, 7747, 15367, 20117, 85217, 221287, 937387, 1227137, 2434157, 2554859, 13498507, 28103449, 148483577, 155846399, 309137939, 1714310389, 18857414279]

約数ペア:

[(1, 18857414279), (11, 1714310389), (61, 309137939), (121, 155846399), (127, 148483577), (671, 28103449), (1397, 13498507), (7381, 2554859), (7747, 2434157), (15367, 1227137), (20117, 937387), (85217, 221287)]