20085569917

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1\times {\mathrm{829}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 23808915200

約数和(自身を除く): 3723345283

約数列:

[1, 7, 37, 139, 259, 673, 829, 973, 4711, 5143, 5803, 24901, 30673, 36001, 93547, 115231, 174307, 214711, 557917, 654829, 806617, 3461239, 3905419, 4263547, 20642929, 24228673, 29844829, 77550463, 144500503, 542853241, 2869367131, 20085569917]

約数ペア:

[(1, 20085569917), (7, 2869367131), (37, 542853241), (139, 144500503), (259, 77550463), (673, 29844829), (829, 24228673), (973, 20642929), (4711, 4263547), (5143, 3905419), (5803, 3461239), (24901, 806617), (30673, 654829), (36001, 557917), (93547, 214711), (115231, 174307)]