20208609

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1496

約数の個数: 28

約数和(自身を含む): 31915600

約数和(自身を除く): 11706991

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1459, 1539, 4377, 4617, 13131, 13851, 27721, 39393, 83163, 118179, 249489, 354537, 748467, 1063611, 2245401, 6736203, 20208609]

約数ペア:

[(1, 20208609), (3, 6736203), (9, 2245401), (19, 1063611), (27, 748467), (57, 354537), (81, 249489), (171, 118179), (243, 83163), (513, 39393), (729, 27721), (1459, 13851), (1539, 13131), (4377, 4617)]