18837273

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69001}}^1$

素因数の和:69024

約数の個数: 16

約数和(自身を含む): 30912896

約数和(自身を除く): 12075623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 69001, 207003, 483007, 897013, 1449021, 2691039, 6279091, 18837273]

約数ペア:

[(1, 18837273), (3, 6279091), (7, 2691039), (13, 1449021), (21, 897013), (39, 483007), (91, 207003), (273, 69001)]