20463807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74959}}^1$

素因数の和:74982

約数の個数: 16

約数和(自身を含む): 33582080

約数和(自身を除く): 13118273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 74959, 224877, 524713, 974467, 1574139, 2923401, 6821269, 20463807]

約数ペア:

[(1, 20463807), (3, 6821269), (7, 2923401), (13, 1574139), (21, 974467), (39, 524713), (91, 224877), (273, 74959)]