20215723068

素因数分解:

$2^2\times 3^5\times {\mathrm{103}}^1\times {\mathrm{201923}}^1$

素因数の和:202045

約数の個数: 72

約数和(自身を含む): 53508244608

約数和(自身を除く): 33292521540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 103, 108, 162, 206, 243, 309, 324, 412, 486, 618, 927, 972, 1236, 1854, 2781, 3708, 5562, 8343, 11124, 16686, 25029, 33372, 50058, 100116, 201923, 403846, 605769, 807692, 1211538, 1817307, 2423076, 3634614, 5451921, 7269228, 10903842, 16355763, 20798069, 21807684, 32711526, 41596138, 49067289, 62394207, 65423052, 83192276, 98134578, 124788414, 187182621, 196269156, 249576828, 374365242, 561547863, 748730484, 1123095726, 1684643589, 2246191452, 3369287178, 5053930767, 6738574356, 10107861534, 20215723068]

約数ペア:

[(1, 20215723068), (2, 10107861534), (3, 6738574356), (4, 5053930767), (6, 3369287178), (9, 2246191452), (12, 1684643589), (18, 1123095726), (27, 748730484), (36, 561547863), (54, 374365242), (81, 249576828), (103, 196269156), (108, 187182621), (162, 124788414), (206, 98134578), (243, 83192276), (309, 65423052), (324, 62394207), (412, 49067289), (486, 41596138), (618, 32711526), (927, 21807684), (972, 20798069), (1236, 16355763), (1854, 10903842), (2781, 7269228), (3708, 5451921), (5562, 3634614), (8343, 2423076), (11124, 1817307), (16686, 1211538), (25029, 807692), (33372, 605769), (50058, 403846), (100116, 201923)]