20120779847

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{170557}}^1$

素因数の和:171470

約数の個数: 16

約数和(自身を含む): 24232880640

約数和(自身を除く): 4112100793

約数列:

[1, 7, 19, 133, 887, 6209, 16853, 117971, 170557, 1193899, 3240583, 22684081, 151284059, 1058988413, 2874397121, 20120779847]

約数ペア:

[(1, 20120779847), (7, 2874397121), (19, 1058988413), (133, 151284059), (887, 22684081), (6209, 3240583), (16853, 1193899), (117971, 170557)]