19884397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 22675968

約数和(自身を除く): 2791571

約数列:

[1, 13, 23, 73, 299, 911, 949, 1679, 11843, 20953, 21827, 66503, 272389, 864539, 1529569, 19884397]

約数ペア:

[(1, 19884397), (13, 1529569), (23, 864539), (73, 272389), (299, 66503), (911, 21827), (949, 20953), (1679, 11843)]