20045961

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19037}}^1$

素因数の和:19062

約数の個数: 20

約数和(自身を含む): 32250372

約数和(自身を除く): 12204411

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 19037, 57111, 171333, 247481, 513999, 742443, 1541997, 2227329, 6681987, 20045961]

約数ペア:

[(1, 20045961), (3, 6681987), (9, 2227329), (13, 1541997), (27, 742443), (39, 513999), (81, 247481), (117, 171333), (351, 57111), (1053, 19037)]