12420206

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1223

約数の個数: 16

約数和(自身を含む): 19219200

約数和(自身を除く): 6798994

約数列:

[1, 2, 43, 86, 139, 278, 1039, 2078, 5977, 11954, 44677, 89354, 144421, 288842, 6210103, 12420206]

約数ペア:

[(1, 12420206), (2, 6210103), (43, 288842), (86, 144421), (139, 89354), (278, 44677), (1039, 11954), (2078, 5977)]