20749218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{494029}}^1$

素因数の和:494041

約数の個数: 16

約数和(自身を含む): 47426880

約数和(自身を除く): 26677662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 494029, 988058, 1482087, 2964174, 3458203, 6916406, 10374609, 20749218]

約数ペア:

[(1, 20749218), (2, 10374609), (3, 6916406), (6, 3458203), (7, 2964174), (14, 1482087), (21, 988058), (42, 494029)]