19432904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3323}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 39489120

約数和(自身を除く): 20056216

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 3323, 5848, 6646, 13292, 26584, 56491, 112982, 142889, 225964, 285778, 451928, 571556, 1143112, 2429113, 4858226, 9716452, 19432904]

約数ペア:

[(1, 19432904), (2, 9716452), (4, 4858226), (8, 2429113), (17, 1143112), (34, 571556), (43, 451928), (68, 285778), (86, 225964), (136, 142889), (172, 112982), (344, 56491), (731, 26584), (1462, 13292), (2924, 6646), (3323, 5848)]