420173812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{2442871}}^1$

素因数の和:2442918

約数の個数: 12

約数和(自身を含む): 752404576

約数和(自身を除く): 332230764

約数列:

[1, 2, 4, 43, 86, 172, 2442871, 4885742, 9771484, 105043453, 210086906, 420173812]

約数ペア:

[(1, 420173812), (2, 210086906), (4, 105043453), (43, 9771484), (86, 4885742), (172, 2442871)]