20280491301

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50828299}}^1$

素因数の和:50828328

約数の個数: 16

約数和(自身を含む): 32530112000

約数和(自身を除く): 12249620699

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50828299, 152484897, 355798093, 965737681, 1067394279, 2897213043, 6760163767, 20280491301]

約数ペア:

[(1, 20280491301), (3, 6760163767), (7, 2897213043), (19, 1067394279), (21, 965737681), (57, 355798093), (133, 152484897), (399, 50828299)]