17888166

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{13997}}^1$

素因数の和:14076

約数の個数: 24

約数和(自身を含む): 39306384

約数和(自身を除く): 21418218

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 13997, 27994, 41991, 83982, 125973, 251946, 993787, 1987574, 2981361, 5962722, 8944083, 17888166]

約数ペア:

[(1, 17888166), (2, 8944083), (3, 5962722), (6, 2981361), (9, 1987574), (18, 993787), (71, 251946), (142, 125973), (213, 83982), (426, 41991), (639, 27994), (1278, 13997)]