20477865

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{9041}}^1$

素因数の和:9200

約数の個数: 16

約数和(自身を含む): 32985216

約数和(自身を除く): 12507351

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 9041, 27123, 45205, 135615, 1365191, 4095573, 6825955, 20477865]

約数ペア:

[(1, 20477865), (3, 6825955), (5, 4095573), (15, 1365191), (151, 135615), (453, 45205), (755, 27123), (2265, 9041)]