18888936773

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{6827}}^1$

素因数の和:7217

約数の個数: 32

約数和(自身を含む): 23125616640

約数和(自身を除く): 4236679867

約数列:

[1, 7, 19, 71, 133, 293, 497, 1349, 2051, 5567, 6827, 9443, 20803, 38969, 47789, 129713, 145621, 395257, 484717, 907991, 2000311, 2766799, 3393019, 9209623, 14002177, 38005909, 64467361, 142022081, 266041363, 994154567, 2698419539, 18888936773]

約数ペア:

[(1, 18888936773), (7, 2698419539), (19, 994154567), (71, 266041363), (133, 142022081), (293, 64467361), (497, 38005909), (1349, 14002177), (2051, 9209623), (5567, 3393019), (6827, 2766799), (9443, 2000311), (20803, 907991), (38969, 484717), (47789, 395257), (129713, 145621)]