99919870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{243707}}^1$

素因数の和:243755

約数の個数: 16

約数和(自身を含む): 184243248

約数和(自身を除く): 84323378

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 243707, 487414, 1218535, 2437070, 9991987, 19983974, 49959935, 99919870]

約数ペア:

[(1, 99919870), (2, 49959935), (5, 19983974), (10, 9991987), (41, 2437070), (82, 1218535), (205, 487414), (410, 243707)]