20814105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106739}}^1$

素因数の和:106760

約数の個数: 16

約数和(自身を含む): 35864640

約数和(自身を除く): 15050535

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 106739, 320217, 533695, 1387607, 1601085, 4162821, 6938035, 20814105]

約数ペア:

[(1, 20814105), (3, 6938035), (5, 4162821), (13, 1601085), (15, 1387607), (39, 533695), (65, 320217), (195, 106739)]