209857918

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{13187}}^1$

素因数の和:13371

約数の個数: 16

約数和(自身を含む): 322050960

約数和(自身を除く): 112193042

約数列:

[1, 2, 73, 109, 146, 218, 7957, 13187, 15914, 26374, 962651, 1437383, 1925302, 2874766, 104928959, 209857918]

約数ペア:

[(1, 209857918), (2, 104928959), (73, 2874766), (109, 1925302), (146, 1437383), (218, 962651), (7957, 26374), (13187, 15914)]