20701547377

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1\times {\mathrm{5099}}^1$

素因数の和:5545

約数の個数: 32

約数和(自身を含む): 25366176000

約数和(自身を除く): 4664628623

約数列:

[1, 7, 17, 109, 119, 313, 763, 1853, 2191, 5099, 5321, 12971, 34117, 35693, 37247, 86683, 238819, 555791, 579989, 606781, 1595987, 3890537, 4059923, 9448447, 11171909, 27131779, 66139129, 173962583, 189922453, 1217738081, 2957363911, 20701547377]

約数ペア:

[(1, 20701547377), (7, 2957363911), (17, 1217738081), (109, 189922453), (119, 173962583), (313, 66139129), (763, 27131779), (1853, 11171909), (2191, 9448447), (5099, 4059923), (5321, 3890537), (12971, 1595987), (34117, 606781), (35693, 579989), (37247, 555791), (86683, 238819)]