20005949769

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{3821}}^1$

素因数の和:4322

約数の個数: 48

約数和(自身を含む): 30215203200

約数和(自身を除く): 10209253431

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 449, 507, 897, 1347, 3821, 3887, 5837, 10327, 11463, 11661, 17511, 30981, 49673, 75881, 87883, 134251, 149019, 227643, 263649, 402753, 645749, 1142479, 1715629, 1745263, 1937247, 3427437, 5146887, 5235789, 14852227, 22303177, 39459467, 44556681, 66909531, 118378401, 289941301, 512973071, 869823903, 1538919213, 6668649923, 20005949769]

約数ペア:

[(1, 20005949769), (3, 6668649923), (13, 1538919213), (23, 869823903), (39, 512973071), (69, 289941301), (169, 118378401), (299, 66909531), (449, 44556681), (507, 39459467), (897, 22303177), (1347, 14852227), (3821, 5235789), (3887, 5146887), (5837, 3427437), (10327, 1937247), (11463, 1745263), (11661, 1715629), (17511, 1142479), (30981, 645749), (49673, 402753), (75881, 263649), (87883, 227643), (134251, 149019)]