86805686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{20029}}^1$

素因数の和:20239

約数の個数: 16

約数和(自身を含む): 142773840

約数和(自身を除く): 55968154

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 20029, 40058, 220319, 440638, 3945713, 7891426, 43402843, 86805686]

約数ペア:

[(1, 86805686), (2, 43402843), (11, 7891426), (22, 3945713), (197, 440638), (394, 220319), (2167, 40058), (4334, 20029)]