19976596

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 37261812

約数和(自身を除く): 17285216

約数列:

[1, 2, 4, 37, 43, 73, 74, 86, 146, 148, 172, 292, 1591, 1849, 2701, 3139, 3182, 3698, 5402, 6278, 6364, 7396, 10804, 12556, 68413, 116143, 134977, 136826, 232286, 269954, 273652, 464572, 539908, 4994149, 9988298, 19976596]

約数ペア:

[(1, 19976596), (2, 9988298), (4, 4994149), (37, 539908), (43, 464572), (73, 273652), (74, 269954), (86, 232286), (146, 136826), (148, 134977), (172, 116143), (292, 68413), (1591, 12556), (1849, 10804), (2701, 7396), (3139, 6364), (3182, 6278), (3698, 5402)]