18689001

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11821}}^1$

素因数の和:11872

約数の個数: 16

約数和(自身を含む): 27237888

約数和(自身を除く): 8548887

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 11821, 35463, 200957, 366451, 602871, 1099353, 6229667, 18689001]

約数ペア:

[(1, 18689001), (3, 6229667), (17, 1099353), (31, 602871), (51, 366451), (93, 200957), (527, 35463), (1581, 11821)]