20235874998

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1\times {\mathrm{821}}^1$

素因数の和:1473

約数の個数: 64

約数和(自身を含む): 41472596160

約数和(自身を除く): 21236721162

約数列:

[1, 2, 3, 6, 89, 101, 178, 202, 267, 303, 457, 534, 606, 821, 914, 1371, 1642, 2463, 2742, 4926, 8989, 17978, 26967, 40673, 46157, 53934, 73069, 81346, 82921, 92314, 122019, 138471, 146138, 165842, 219207, 244038, 248763, 276942, 375197, 438414, 497526, 750394, 1125591, 2251182, 4107973, 7379969, 8215946, 12323919, 14759938, 22139907, 24647838, 33392533, 37894897, 44279814, 66785066, 75789794, 100177599, 113684691, 200355198, 227369382, 3372645833, 6745291666, 10117937499, 20235874998]

約数ペア:

[(1, 20235874998), (2, 10117937499), (3, 6745291666), (6, 3372645833), (89, 227369382), (101, 200355198), (178, 113684691), (202, 100177599), (267, 75789794), (303, 66785066), (457, 44279814), (534, 37894897), (606, 33392533), (821, 24647838), (914, 22139907), (1371, 14759938), (1642, 12323919), (2463, 8215946), (2742, 7379969), (4926, 4107973), (8989, 2251182), (17978, 1125591), (26967, 750394), (40673, 497526), (46157, 438414), (53934, 375197), (73069, 276942), (81346, 248763), (82921, 244038), (92314, 219207), (122019, 165842), (138471, 146138)]