19530266

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 35278848

約数和(自身を除く): 15748582

約数列:

[1, 2, 7, 14, 23, 46, 131, 161, 262, 322, 463, 917, 926, 1834, 3013, 3241, 6026, 6482, 10649, 21091, 21298, 42182, 60653, 74543, 121306, 149086, 424571, 849142, 1395019, 2790038, 9765133, 19530266]

約数ペア:

[(1, 19530266), (2, 9765133), (7, 2790038), (14, 1395019), (23, 849142), (46, 424571), (131, 149086), (161, 121306), (262, 74543), (322, 60653), (463, 42182), (917, 21298), (926, 21091), (1834, 10649), (3013, 6482), (3241, 6026)]