18638303905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1\times {\mathrm{6899}}^1$

素因数の和:7473

約数の個数: 32

約数和(自身を含む): 24412752000

約数和(自身を除く): 5774448095

約数列:

[1, 5, 13, 65, 89, 445, 467, 1157, 2335, 5785, 6071, 6899, 30355, 34495, 41563, 89687, 207815, 448435, 540319, 614011, 2701595, 3070055, 3221833, 7982143, 16109165, 39910715, 41883829, 209419145, 286743137, 1433715685, 3727660781, 18638303905]

約数ペア:

[(1, 18638303905), (5, 3727660781), (13, 1433715685), (65, 286743137), (89, 209419145), (445, 41883829), (467, 39910715), (1157, 16109165), (2335, 7982143), (5785, 3221833), (6071, 3070055), (6899, 2701595), (30355, 614011), (34495, 540319), (41563, 448435), (89687, 207815)]