18875786

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:893

約数の個数: 16

約数和(自身を含む): 28867200

約数和(自身を除く): 9991414

約数列:

[1, 2, 79, 158, 193, 386, 619, 1238, 15247, 30494, 48901, 97802, 119467, 238934, 9437893, 18875786]

約数ペア:

[(1, 18875786), (2, 9437893), (79, 238934), (158, 119467), (193, 97802), (386, 48901), (619, 30494), (1238, 15247)]