18425961

素因数分解:

$3^5\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 27815424

約数和(自身を除く): 9389463

約数列:

[1, 3, 9, 27, 81, 191, 243, 397, 573, 1191, 1719, 3573, 5157, 10719, 15471, 32157, 46413, 75827, 96471, 227481, 682443, 2047329, 6141987, 18425961]

約数ペア:

[(1, 18425961), (3, 6141987), (9, 2047329), (27, 682443), (81, 227481), (191, 96471), (243, 75827), (397, 46413), (573, 32157), (1191, 15471), (1719, 10719), (3573, 5157)]