20204715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43451}}^1$

素因数の和:43490

約数の個数: 16

約数和(自身を含む): 33371136

約数和(自身を除く): 13166421

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 43451, 130353, 217255, 651765, 1346981, 4040943, 6734905, 20204715]

約数ペア:

[(1, 20204715), (3, 6734905), (5, 4040943), (15, 1346981), (31, 651765), (93, 217255), (155, 130353), (465, 43451)]