20181246184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1\times {\mathrm{3769}}^1$

素因数の和:4714

約数の個数: 64

約数和(自身を含む): 41921193600

約数和(自身を除く): 21739947416

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 857, 1562, 1714, 3124, 3428, 3769, 6248, 6856, 7538, 9427, 15076, 18854, 30152, 37708, 41459, 60847, 75416, 82918, 121694, 165836, 243388, 267599, 331672, 486776, 535198, 669317, 1070396, 1338634, 2140792, 2677268, 2943589, 3230033, 5354536, 5887178, 6460066, 11774356, 12920132, 23548712, 25840264, 35530363, 71060726, 142121452, 229332343, 284242904, 458664686, 917329372, 1834658744, 2522655773, 5045311546, 10090623092, 20181246184]

約数ペア:

[(1, 20181246184), (2, 10090623092), (4, 5045311546), (8, 2522655773), (11, 1834658744), (22, 917329372), (44, 458664686), (71, 284242904), (88, 229332343), (142, 142121452), (284, 71060726), (568, 35530363), (781, 25840264), (857, 23548712), (1562, 12920132), (1714, 11774356), (3124, 6460066), (3428, 5887178), (3769, 5354536), (6248, 3230033), (6856, 2943589), (7538, 2677268), (9427, 2140792), (15076, 1338634), (18854, 1070396), (30152, 669317), (37708, 535198), (41459, 486776), (60847, 331672), (75416, 267599), (82918, 243388), (121694, 165836)]