20574885

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4327}}^1$

素因数の和:4652

約数の個数: 16

約数和(自身を含む): 33031296

約数和(自身を除く): 12456411

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4327, 4755, 12981, 21635, 64905, 1371659, 4114977, 6858295, 20574885]

約数ペア:

[(1, 20574885), (3, 6858295), (5, 4114977), (15, 1371659), (317, 64905), (951, 21635), (1585, 12981), (4327, 4755)]