18729597

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{829}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 26533440

約数和(自身を除く): 7803843

約数列:

[1, 3, 17, 51, 443, 829, 1329, 2487, 7531, 14093, 22593, 42279, 367247, 1101741, 6243199, 18729597]

約数ペア:

[(1, 18729597), (3, 6243199), (17, 1101741), (51, 367247), (443, 42279), (829, 22593), (1329, 14093), (2487, 7531)]