18986546

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2161}}^1$

素因数の和:2377

約数の個数: 16

約数和(自身を含む): 29887488

約数和(自身を除く): 10900942

約数列:

[1, 2, 23, 46, 191, 382, 2161, 4322, 4393, 8786, 49703, 99406, 412751, 825502, 9493273, 18986546]

約数ペア:

[(1, 18986546), (2, 9493273), (23, 825502), (46, 412751), (191, 99406), (382, 49703), (2161, 8786), (4322, 4393)]