18630097941

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68242117}}^1$

素因数の和:68242140

約数の個数: 16

約数和(自身を含む): 30572468864

約数和(自身を除く): 11942370923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 68242117, 204726351, 477694819, 887147521, 1433084457, 2661442563, 6210032647, 18630097941]

約数ペア:

[(1, 18630097941), (3, 6210032647), (7, 2661442563), (13, 1433084457), (21, 887147521), (39, 477694819), (91, 204726351), (273, 68242117)]