19123660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7529}}^1$

素因数の和:7665

約数の個数: 24

約数和(自身を含む): 40481280

約数和(自身を除く): 21357620

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7529, 15058, 30116, 37645, 75290, 150580, 956183, 1912366, 3824732, 4780915, 9561830, 19123660]

約数ペア:

[(1, 19123660), (2, 9561830), (4, 4780915), (5, 3824732), (10, 1912366), (20, 956183), (127, 150580), (254, 75290), (508, 37645), (635, 30116), (1270, 15058), (2540, 7529)]