15507116

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{10739}}^1$

素因数の和:10781

約数の個数: 18

約数和(自身を含む): 28643580

約数和(自身を除く): 13136464

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 10739, 21478, 42956, 204041, 408082, 816164, 3876779, 7753558, 15507116]

約数ペア:

[(1, 15507116), (2, 7753558), (4, 3876779), (19, 816164), (38, 408082), (76, 204041), (361, 42956), (722, 21478), (1444, 10739)]