20221438

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3221}}^1$

素因数の和:3339

約数の個数: 16

約数和(自身を含む): 31472496

約数和(自身を除く): 11251058

約数列:

[1, 2, 43, 73, 86, 146, 3139, 3221, 6278, 6442, 138503, 235133, 277006, 470266, 10110719, 20221438]

約数ペア:

[(1, 20221438), (2, 10110719), (43, 470266), (73, 277006), (86, 235133), (146, 138503), (3139, 6442), (3221, 6278)]