20739838922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{761}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 35551872000

約数和(自身を除く): 14812033078

約数列:

[1, 2, 11, 22, 31, 62, 89, 178, 341, 449, 682, 761, 898, 979, 1522, 1958, 2759, 4939, 5518, 8371, 9878, 13919, 16742, 23591, 27838, 30349, 39961, 47182, 60698, 67729, 79922, 135458, 153109, 259501, 306218, 341689, 439571, 519002, 683378, 745019, 879142, 1238791, 1490038, 2099599, 2477582, 3758579, 4199198, 7517158, 10592359, 13626701, 21184718, 23095589, 27253402, 30410321, 46191178, 60820642, 116515949, 233031898, 334513531, 669027062, 942719951, 1885439902, 10369919461, 20739838922]

約数ペア:

[(1, 20739838922), (2, 10369919461), (11, 1885439902), (22, 942719951), (31, 669027062), (62, 334513531), (89, 233031898), (178, 116515949), (341, 60820642), (449, 46191178), (682, 30410321), (761, 27253402), (898, 23095589), (979, 21184718), (1522, 13626701), (1958, 10592359), (2759, 7517158), (4939, 4199198), (5518, 3758579), (8371, 2477582), (9878, 2099599), (13919, 1490038), (16742, 1238791), (23591, 879142), (27838, 745019), (30349, 683378), (39961, 519002), (47182, 439571), (60698, 341689), (67729, 306218), (79922, 259501), (135458, 153109)]