19836866

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4937}}^1$

素因数の和:4994

約数の個数: 24

約数和(自身を含む): 35464716

約数和(自身を除く): 15627850

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 4937, 9874, 34559, 69118, 202417, 241913, 404834, 483826, 1416919, 2833838, 9918433, 19836866]

約数ペア:

[(1, 19836866), (2, 9918433), (7, 2833838), (14, 1416919), (41, 483826), (49, 404834), (82, 241913), (98, 202417), (287, 69118), (574, 34559), (2009, 9874), (4018, 4937)]