20797364060907

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{503482801}}^1$

素因数の和:503483099

約数の個数: 24

約数和(自身を含む): 32371930237392

約数和(自身を除く): 11574566176485

約数列:

[1, 3, 7, 21, 49, 147, 281, 843, 1967, 5901, 13769, 41307, 503482801, 1510448403, 3524379607, 10573138821, 24670657249, 74011971747, 141478667081, 424436001243, 990350669567, 2971052008701, 6932454686969, 20797364060907]

約数ペア:

[(1, 20797364060907), (3, 6932454686969), (7, 2971052008701), (21, 990350669567), (49, 424436001243), (147, 141478667081), (281, 74011971747), (843, 24670657249), (1967, 10573138821), (5901, 3524379607), (13769, 1510448403), (41307, 503482801)]