18687342

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{43867}}^1$

素因数の和:43943

約数の個数: 16

約数和(自身を含む): 37901952

約数和(自身を除く): 19214610

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 43867, 87734, 131601, 263202, 3114557, 6229114, 9343671, 18687342]

約数ペア:

[(1, 18687342), (2, 9343671), (3, 6229114), (6, 3114557), (71, 263202), (142, 131601), (213, 87734), (426, 43867)]