26389870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202999}}^1$

素因数の和:203019

約数の個数: 16

約数和(自身を含む): 51156000

約数和(自身を除く): 24766130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 202999, 405998, 1014995, 2029990, 2638987, 5277974, 13194935, 26389870]

約数ペア:

[(1, 26389870), (2, 13194935), (5, 5277974), (10, 2638987), (13, 2029990), (26, 1014995), (65, 405998), (130, 202999)]