19307790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{214531}}^1$

素因数の和:214544

約数の個数: 24

約数和(自身を含む): 50200488

約数和(自身を除く): 30892698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 214531, 429062, 643593, 1072655, 1287186, 1930779, 2145310, 3217965, 3861558, 6435930, 9653895, 19307790]

約数ペア:

[(1, 19307790), (2, 9653895), (3, 6435930), (5, 3861558), (6, 3217965), (9, 2145310), (10, 1930779), (15, 1287186), (18, 1072655), (30, 643593), (45, 429062), (90, 214531)]