18556231

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 20442240

約数和(自身を除く): 1886009

約数列:

[1, 17, 41, 79, 337, 697, 1343, 3239, 5729, 13817, 26623, 55063, 234889, 452591, 1091543, 18556231]

約数ペア:

[(1, 18556231), (17, 1091543), (41, 452591), (79, 234889), (337, 55063), (697, 26623), (1343, 13817), (3239, 5729)]