18208060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5387}}^1$

素因数の和:5422

約数の個数: 36

約数和(自身を含む): 41412168

約数和(自身を除く): 23204108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 5387, 10774, 21548, 26935, 53870, 70031, 107740, 140062, 280124, 350155, 700310, 910403, 1400620, 1820806, 3641612, 4552015, 9104030, 18208060]

約数ペア:

[(1, 18208060), (2, 9104030), (4, 4552015), (5, 3641612), (10, 1820806), (13, 1400620), (20, 910403), (26, 700310), (52, 350155), (65, 280124), (130, 140062), (169, 107740), (260, 70031), (338, 53870), (676, 26935), (845, 21548), (1690, 10774), (3380, 5387)]