18864345

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17713}}^1$

素因数の和:17792

約数の個数: 16

約数和(自身を含む): 30609792

約数和(自身を除く): 11745447

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 17713, 53139, 88565, 265695, 1257623, 3772869, 6288115, 18864345]

約数ペア:

[(1, 18864345), (3, 6288115), (5, 3772869), (15, 1257623), (71, 265695), (213, 88565), (355, 53139), (1065, 17713)]