19551725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 26010240

約数和(自身を除く): 6458515

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 919, 925, 4255, 4595, 21137, 21275, 22975, 34003, 105685, 170015, 528425, 782069, 850075, 3910345, 19551725]

約数ペア:

[(1, 19551725), (5, 3910345), (23, 850075), (25, 782069), (37, 528425), (115, 170015), (185, 105685), (575, 34003), (851, 22975), (919, 21275), (925, 21137), (4255, 4595)]