18923806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8039}}^1$

素因数の和:8159

約数の個数: 16

約数和(自身を含む): 31259520

約数和(自身を除く): 12335714

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 8039, 16078, 88429, 176858, 860173, 1720346, 9461903, 18923806]

約数ペア:

[(1, 18923806), (2, 9461903), (11, 1720346), (22, 860173), (107, 176858), (214, 88429), (1177, 16078), (2354, 8039)]