20304774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161149}}^1$

素因数の和:161164

約数の個数: 24

約数和(自身を含む): 50278800

約数和(自身を除く): 29974026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161149, 322298, 483447, 966894, 1128043, 1450341, 2256086, 2900682, 3384129, 6768258, 10152387, 20304774]

約数ペア:

[(1, 20304774), (2, 10152387), (3, 6768258), (6, 3384129), (7, 2900682), (9, 2256086), (14, 1450341), (18, 1128043), (21, 966894), (42, 483447), (63, 322298), (126, 161149)]