9989886

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{3391}}^1$

素因数の和:3887

約数の個数: 16

約数和(自身を含む): 20026368

約数和(自身を除く): 10036482

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 3391, 6782, 10173, 20346, 1664981, 3329962, 4994943, 9989886]

約数ペア:

[(1, 9989886), (2, 4994943), (3, 3329962), (6, 1664981), (491, 20346), (982, 10173), (1473, 6782), (2946, 3391)]