19039998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 39958272

約数和(自身を除く): 20918274

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 281, 491, 562, 843, 982, 1473, 1686, 2946, 6463, 11293, 12926, 19389, 22586, 33879, 38778, 67758, 137971, 275942, 413913, 827826, 3173333, 6346666, 9519999, 19039998]

約数ペア:

[(1, 19039998), (2, 9519999), (3, 6346666), (6, 3173333), (23, 827826), (46, 413913), (69, 275942), (138, 137971), (281, 67758), (491, 38778), (562, 33879), (843, 22586), (982, 19389), (1473, 12926), (1686, 11293), (2946, 6463)]