218974130

素因数分解:

$2^1\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{10133}}^1$

素因数の和:12301

約数の個数: 16

約数和(自身を含む): 394374744

約数和(自身を除く): 175400614

約数列:

[1, 2, 5, 10, 2161, 4322, 10133, 10805, 20266, 21610, 50665, 101330, 21897413, 43794826, 109487065, 218974130]

約数ペア:

[(1, 218974130), (2, 109487065), (5, 43794826), (10, 21897413), (2161, 101330), (4322, 50665), (10133, 21610), (10805, 20266)]