19481299

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 1807661

約数列:

[1, 23, 31, 89, 307, 713, 2047, 2759, 7061, 9517, 27323, 63457, 218891, 628429, 847013, 19481299]

約数ペア:

[(1, 19481299), (23, 847013), (31, 628429), (89, 218891), (307, 63457), (713, 27323), (2047, 9517), (2759, 7061)]