19789678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2179}}^1$

素因数の和:2439

約数の個数: 16

約数和(自身を含む): 31392000

約数和(自身を除く): 11602322

約数列:

[1, 2, 19, 38, 239, 478, 2179, 4358, 4541, 9082, 41401, 82802, 520781, 1041562, 9894839, 19789678]

約数ペア:

[(1, 19789678), (2, 9894839), (19, 1041562), (38, 520781), (239, 82802), (478, 41401), (2179, 9082), (4358, 4541)]