8654998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1997}}^1$

素因数の和:2207

約数の個数: 16

約数和(自身を含む): 14241744

約数和(自身を除く): 5586746

約数列:

[1, 2, 11, 22, 197, 394, 1997, 2167, 3994, 4334, 21967, 43934, 393409, 786818, 4327499, 8654998]

約数ペア:

[(1, 8654998), (2, 4327499), (11, 786818), (22, 393409), (197, 43934), (394, 21967), (1997, 4334), (2167, 3994)]