18308818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43801}}^1$

素因数の和:43833

約数の個数: 16

約数和(自身を含む): 31537440

約数和(自身を除く): 13228622

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 43801, 87602, 481811, 832219, 963622, 1664438, 9154409, 18308818]

約数ペア:

[(1, 18308818), (2, 9154409), (11, 1664438), (19, 963622), (22, 832219), (38, 481811), (209, 87602), (418, 43801)]