19643045

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 24290112

約数和(自身を除く): 4647067

約数列:

[1, 5, 43, 211, 215, 433, 1055, 2165, 9073, 18619, 45365, 91363, 93095, 456815, 3928609, 19643045]

約数ペア:

[(1, 19643045), (5, 3928609), (43, 456815), (211, 93095), (215, 91363), (433, 45365), (1055, 18619), (2165, 9073)]