20845797

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43159}}^1$

素因数の和:43192

約数の個数: 16

約数和(自身を含む): 33146880

約数和(自身を除く): 12301083

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 43159, 129477, 302113, 906339, 992657, 2977971, 6948599, 20845797]

約数ペア:

[(1, 20845797), (3, 6948599), (7, 2977971), (21, 992657), (23, 906339), (69, 302113), (161, 129477), (483, 43159)]