19780314

素因数分解:

$2^1\times 3^1\times {\mathrm{431}}^1\times {\mathrm{7649}}^1$

素因数の和:8085

約数の個数: 16

約数和(自身を含む): 39657600

約数和(自身を除く): 19877286

約数列:

[1, 2, 3, 6, 431, 862, 1293, 2586, 7649, 15298, 22947, 45894, 3296719, 6593438, 9890157, 19780314]

約数ペア:

[(1, 19780314), (2, 9890157), (3, 6593438), (6, 3296719), (431, 45894), (862, 22947), (1293, 15298), (2586, 7649)]