18418072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{135427}}^1$

素因数の和:135450

約数の個数: 16

約数和(自身を含む): 36565560

約数和(自身を除く): 18147488

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 135427, 270854, 541708, 1083416, 2302259, 4604518, 9209036, 18418072]

約数ペア:

[(1, 18418072), (2, 9209036), (4, 4604518), (8, 2302259), (17, 1083416), (34, 541708), (68, 270854), (136, 135427)]