19558889604

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1063}}^1\times {\mathrm{3677}}^1$

素因数の和:4889

約数の個数: 72

約数和(自身を含む): 49856614080

約数和(自身を除く): 30297724476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1063, 1251, 1668, 2126, 2502, 3189, 3677, 4252, 5004, 6378, 7354, 9567, 11031, 12756, 14708, 19134, 22062, 33093, 38268, 44124, 66186, 132372, 147757, 295514, 443271, 511103, 591028, 886542, 1022206, 1329813, 1533309, 1773084, 2044412, 2659626, 3066618, 3908651, 4599927, 5319252, 6133236, 7817302, 9199854, 11725953, 15634604, 18399708, 23451906, 35177859, 46903812, 70355718, 140711436, 543302489, 1086604978, 1629907467, 2173209956, 3259814934, 4889722401, 6519629868, 9779444802, 19558889604]

約数ペア:

[(1, 19558889604), (2, 9779444802), (3, 6519629868), (4, 4889722401), (6, 3259814934), (9, 2173209956), (12, 1629907467), (18, 1086604978), (36, 543302489), (139, 140711436), (278, 70355718), (417, 46903812), (556, 35177859), (834, 23451906), (1063, 18399708), (1251, 15634604), (1668, 11725953), (2126, 9199854), (2502, 7817302), (3189, 6133236), (3677, 5319252), (4252, 4599927), (5004, 3908651), (6378, 3066618), (7354, 2659626), (9567, 2044412), (11031, 1773084), (12756, 1533309), (14708, 1329813), (19134, 1022206), (22062, 886542), (33093, 591028), (38268, 511103), (44124, 443271), (66186, 295514), (132372, 147757)]