18945615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97157}}^1$

素因数の和:97178

約数の個数: 16

約数和(自身を含む): 32645088

約数和(自身を除く): 13699473

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 97157, 291471, 485785, 1263041, 1457355, 3789123, 6315205, 18945615]

約数ペア:

[(1, 18945615), (3, 6315205), (5, 3789123), (13, 1457355), (15, 1263041), (39, 485785), (65, 291471), (195, 97157)]