19642588

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2213}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 39426912

約数和(自身を除く): 19784324

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2213, 2219, 4426, 4438, 8852, 8876, 15491, 30982, 61964, 701521, 1403042, 2806084, 4910647, 9821294, 19642588]

約数ペア:

[(1, 19642588), (2, 9821294), (4, 4910647), (7, 2806084), (14, 1403042), (28, 701521), (317, 61964), (634, 30982), (1268, 15491), (2213, 8876), (2219, 8852), (4426, 4438)]