20123736471

素因数分解:

$3^4\times {\mathrm{9421}}^1\times {\mathrm{26371}}^1$

素因数の和:35804

約数の個数: 20

約数和(自身を含む): 30065715064

約数和(自身を除く): 9941978593

約数列:

[1, 3, 9, 27, 81, 9421, 26371, 28263, 79113, 84789, 237339, 254367, 712017, 763101, 2136051, 248441191, 745323573, 2235970719, 6707912157, 20123736471]

約数ペア:

[(1, 20123736471), (3, 6707912157), (9, 2235970719), (27, 745323573), (81, 248441191), (9421, 2136051), (26371, 763101), (28263, 712017), (79113, 254367), (84789, 237339)]