18279807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66959}}^1$

素因数の和:66982

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 11718273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 66959, 200877, 468713, 870467, 1406139, 2611401, 6093269, 18279807]

約数ペア:

[(1, 18279807), (3, 6093269), (7, 2611401), (13, 1406139), (21, 870467), (39, 468713), (91, 200877), (273, 66959)]