19610881

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 1678079

約数列:

[1, 23, 43, 79, 251, 989, 1817, 3397, 5773, 10793, 19829, 78131, 248239, 456067, 852647, 19610881]

約数ペア:

[(1, 19610881), (23, 852647), (43, 456067), (79, 248239), (251, 78131), (989, 19829), (1817, 10793), (3397, 5773)]