19217144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 18937096

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1471, 1633, 2942, 3266, 5884, 6532, 11768, 13064, 33833, 67666, 104441, 135332, 208882, 270664, 417764, 835528, 2402143, 4804286, 9608572, 19217144]

約数ペア:

[(1, 19217144), (2, 9608572), (4, 4804286), (8, 2402143), (23, 835528), (46, 417764), (71, 270664), (92, 208882), (142, 135332), (184, 104441), (284, 67666), (568, 33833), (1471, 13064), (1633, 11768), (2942, 6532), (3266, 5884)]