19508968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 38419200

約数和(自身を除く): 18910232

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 229, 458, 463, 916, 926, 1832, 1852, 3704, 5267, 10534, 10649, 21068, 21298, 42136, 42596, 85192, 106027, 212054, 424108, 848216, 2438621, 4877242, 9754484, 19508968]

約数ペア:

[(1, 19508968), (2, 9754484), (4, 4877242), (8, 2438621), (23, 848216), (46, 424108), (92, 212054), (184, 106027), (229, 85192), (458, 42596), (463, 42136), (916, 21298), (926, 21068), (1832, 10649), (1852, 10534), (3704, 5267)]