20120697

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{1181}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 29880960

約数和(自身を除く): 9760263

約数列:

[1, 3, 9, 27, 631, 1181, 1893, 3543, 5679, 10629, 17037, 31887, 745211, 2235633, 6706899, 20120697]

約数ペア:

[(1, 20120697), (3, 6706899), (9, 2235633), (27, 745211), (631, 31887), (1181, 17037), (1893, 10629), (3543, 5679)]