18021241

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{761}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 21945600

約数和(自身を除く): 3924359

約数列:

[1, 7, 17, 119, 199, 761, 1393, 3383, 5327, 12937, 23681, 90559, 151439, 1060073, 2574463, 18021241]

約数ペア:

[(1, 18021241), (7, 2574463), (17, 1060073), (119, 151439), (199, 90559), (761, 23681), (1393, 12937), (3383, 5327)]