19768906

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{503}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 30469824

約数和(自身を除く): 10700918

約数列:

[1, 2, 43, 86, 457, 503, 914, 1006, 19651, 21629, 39302, 43258, 229871, 459742, 9884453, 19768906]

約数ペア:

[(1, 19768906), (2, 9884453), (43, 459742), (86, 229871), (457, 43258), (503, 39302), (914, 21629), (1006, 19651)]