18398116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1627}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 35282016

約数和(自身を除く): 16883900

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 1627, 2827, 3254, 5654, 6508, 11308, 17897, 35794, 71588, 418139, 836278, 1672556, 4599529, 9199058, 18398116]

約数ペア:

[(1, 18398116), (2, 9199058), (4, 4599529), (11, 1672556), (22, 836278), (44, 418139), (257, 71588), (514, 35794), (1028, 17897), (1627, 11308), (2827, 6508), (3254, 5654)]