18259088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67129}}^1$

素因数の和:67154

約数の個数: 20

約数和(自身を含む): 37458540

約数和(自身を除く): 19199452

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67129, 134258, 268516, 537032, 1074064, 1141193, 2282386, 4564772, 9129544, 18259088]

約数ペア:

[(1, 18259088), (2, 9129544), (4, 4564772), (8, 2282386), (16, 1141193), (17, 1074064), (34, 537032), (68, 268516), (136, 134258), (272, 67129)]