1815692820494

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3433}}^1\times {\mathrm{1988323}}^1$

素因数の和:1991784

約数の個数: 32

約数和(自身を含む): 3277394215680

約数和(自身を除く): 1461701395186

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 3433, 6866, 24031, 48062, 65227, 130454, 456589, 913178, 1988323, 3976646, 13918261, 27836522, 37778137, 75556274, 264446959, 528893918, 6825912859, 13651825718, 47781390013, 95562780026, 129692344321, 259384688642, 907846410247, 1815692820494]

約数ペア:

[(1, 1815692820494), (2, 907846410247), (7, 259384688642), (14, 129692344321), (19, 95562780026), (38, 47781390013), (133, 13651825718), (266, 6825912859), (3433, 528893918), (6866, 264446959), (24031, 75556274), (48062, 37778137), (65227, 27836522), (130454, 13918261), (456589, 3976646), (913178, 1988323)]