12640396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2819}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 23688000

約数和(自身を除く): 11047604

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 2819, 4484, 5638, 11276, 53561, 107122, 166321, 214244, 332642, 665284, 3160099, 6320198, 12640396]

約数ペア:

[(1, 12640396), (2, 6320198), (4, 3160099), (19, 665284), (38, 332642), (59, 214244), (76, 166321), (118, 107122), (236, 53561), (1121, 11276), (2242, 5638), (2819, 4484)]