20658030957

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{50891}}^1$

素因数の和:51010

約数の個数: 48

約数和(自身を含む): 32582279808

約数和(自身を除く): 11924248851

約数列:

[1, 3, 9, 23, 37, 53, 69, 111, 159, 207, 333, 477, 851, 1219, 1961, 2553, 3657, 5883, 7659, 10971, 17649, 45103, 50891, 135309, 152673, 405927, 458019, 1170493, 1882967, 2697223, 3511479, 5648901, 8091669, 10534437, 16946703, 24275007, 43308241, 62036129, 99797251, 129924723, 186108387, 299391753, 389774169, 558325161, 898175259, 2295336773, 6886010319, 20658030957]

約数ペア:

[(1, 20658030957), (3, 6886010319), (9, 2295336773), (23, 898175259), (37, 558325161), (53, 389774169), (69, 299391753), (111, 186108387), (159, 129924723), (207, 99797251), (333, 62036129), (477, 43308241), (851, 24275007), (1219, 16946703), (1961, 10534437), (2553, 8091669), (3657, 5648901), (5883, 3511479), (7659, 2697223), (10971, 1882967), (17649, 1170493), (45103, 458019), (50891, 405927), (135309, 152673)]