18628323

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{9967}}^1$

素因数の和:10066

約数の個数: 16

約数和(自身を含む): 28707840

約数和(自身を除く): 10079517

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 9967, 29901, 69769, 209307, 887063, 2661189, 6209441, 18628323]

約数ペア:

[(1, 18628323), (3, 6209441), (7, 2661189), (21, 887063), (89, 209307), (267, 69769), (623, 29901), (1869, 9967)]