18604495

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 9780785

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 1319, 2015, 2821, 6595, 9233, 14105, 17147, 40889, 46165, 85735, 120029, 204445, 286223, 531557, 600145, 1431115, 2657785, 3720899, 18604495]

約数ペア:

[(1, 18604495), (5, 3720899), (7, 2657785), (13, 1431115), (31, 600145), (35, 531557), (65, 286223), (91, 204445), (155, 120029), (217, 85735), (403, 46165), (455, 40889), (1085, 17147), (1319, 14105), (2015, 9233), (2821, 6595)]