18319664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{104089}}^1$

素因数の和:104108

約数の個数: 20

約数和(自身を含む): 38721480

約数和(自身を除く): 20401816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 104089, 208178, 416356, 832712, 1144979, 1665424, 2289958, 4579916, 9159832, 18319664]

約数ペア:

[(1, 18319664), (2, 9159832), (4, 4579916), (8, 2289958), (11, 1665424), (16, 1144979), (22, 832712), (44, 416356), (88, 208178), (176, 104089)]