39917834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{78889}}^1$

素因数の和:78925

約数の個数: 16

約数和(自身を含む): 68160960

約数和(自身を除く): 28243126

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 78889, 157778, 867779, 1735558, 1814447, 3628894, 19958917, 39917834]

約数ペア:

[(1, 39917834), (2, 19958917), (11, 3628894), (22, 1814447), (23, 1735558), (46, 867779), (253, 157778), (506, 78889)]