20451899

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 23322432

約数和(自身を除く): 2870533

約数列:

[1, 13, 23, 73, 299, 937, 949, 1679, 12181, 21551, 21827, 68401, 280163, 889213, 1573223, 20451899]

約数ペア:

[(1, 20451899), (13, 1573223), (23, 889213), (73, 280163), (299, 68401), (937, 21827), (949, 21551), (1679, 12181)]