20210239548

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2777}}^1\times {\mathrm{6971}}^1$

素因数の和:9787

約数の個数: 72

約数和(自身を含む): 52875229680

約数和(自身を除く): 32664990132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 2777, 5554, 6971, 8331, 11108, 13942, 16662, 20913, 24993, 27884, 33324, 41826, 49986, 62739, 80533, 83652, 99972, 125478, 161066, 202159, 241599, 250956, 322132, 404318, 483198, 606477, 724797, 808636, 966396, 1212954, 1449594, 1819431, 2425908, 2899188, 3638862, 7277724, 19358467, 38716934, 58075401, 77433868, 116150802, 174226203, 232301604, 348452406, 561395543, 696904812, 1122791086, 1684186629, 2245582172, 3368373258, 5052559887, 6736746516, 10105119774, 20210239548]

約数ペア:

[(1, 20210239548), (2, 10105119774), (3, 6736746516), (4, 5052559887), (6, 3368373258), (9, 2245582172), (12, 1684186629), (18, 1122791086), (29, 696904812), (36, 561395543), (58, 348452406), (87, 232301604), (116, 174226203), (174, 116150802), (261, 77433868), (348, 58075401), (522, 38716934), (1044, 19358467), (2777, 7277724), (5554, 3638862), (6971, 2899188), (8331, 2425908), (11108, 1819431), (13942, 1449594), (16662, 1212954), (20913, 966396), (24993, 808636), (27884, 724797), (33324, 606477), (41826, 483198), (49986, 404318), (62739, 322132), (80533, 250956), (83652, 241599), (99972, 202159), (125478, 161066)]