20862501

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13451}}^1$

素因数の和:13512

約数の個数: 16

約数和(自身を含む): 30993408

約数和(自身を除く): 10130907

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13451, 40353, 147961, 443883, 632197, 1896591, 6954167, 20862501]

約数ペア:

[(1, 20862501), (3, 6954167), (11, 1896591), (33, 632197), (47, 443883), (141, 147961), (517, 40353), (1551, 13451)]