20149542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3719}}^1$

素因数の和:3777

約数の個数: 48

約数和(自身を含む): 51068160

約数和(自身を除く): 30918618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 3719, 5418, 7438, 11157, 22314, 26033, 33471, 52066, 66942, 78099, 156198, 159917, 234297, 319834, 468594, 479751, 959502, 1119419, 1439253, 2238838, 2878506, 3358257, 6716514, 10074771, 20149542]

約数ペア:

[(1, 20149542), (2, 10074771), (3, 6716514), (6, 3358257), (7, 2878506), (9, 2238838), (14, 1439253), (18, 1119419), (21, 959502), (42, 479751), (43, 468594), (63, 319834), (86, 234297), (126, 159917), (129, 156198), (258, 78099), (301, 66942), (387, 52066), (602, 33471), (774, 26033), (903, 22314), (1806, 11157), (2709, 7438), (3719, 5418)]