19464620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139033}}^1$

素因数の和:139049

約数の個数: 24

約数和(自身を含む): 46715424

約数和(自身を除く): 27250804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 139033, 278066, 556132, 695165, 973231, 1390330, 1946462, 2780660, 3892924, 4866155, 9732310, 19464620]

約数ペア:

[(1, 19464620), (2, 9732310), (4, 4866155), (5, 3892924), (7, 2780660), (10, 1946462), (14, 1390330), (20, 973231), (28, 695165), (35, 556132), (70, 278066), (140, 139033)]