20145201555

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9013513}}^1$

素因数の和:9013670

約数の個数: 16

約数和(自身を含む): 32448650400

約数和(自身を除く): 12303448845

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9013513, 27040539, 45067565, 135202695, 1343013437, 4029040311, 6715067185, 20145201555]

約数ペア:

[(1, 20145201555), (3, 6715067185), (5, 4029040311), (15, 1343013437), (149, 135202695), (447, 45067565), (745, 27040539), (2235, 9013513)]