20268243070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47135449}}^1$

素因数の和:47135499

約数の個数: 16

約数和(自身を含む): 37331276400

約数和(自身を除く): 17063033330

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 47135449, 94270898, 235677245, 471354490, 2026824307, 4053648614, 10134121535, 20268243070]

約数ペア:

[(1, 20268243070), (2, 10134121535), (5, 4053648614), (10, 2026824307), (43, 471354490), (86, 235677245), (215, 94270898), (430, 47135449)]