18190815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52727}}^1$

素因数の和:52758

約数の個数: 16

約数和(自身を含む): 30371328

約数和(自身を除く): 12180513

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 52727, 158181, 263635, 790905, 1212721, 3638163, 6063605, 18190815]

約数ペア:

[(1, 18190815), (3, 6063605), (5, 3638163), (15, 1212721), (23, 790905), (69, 263635), (115, 158181), (345, 52727)]