19666045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29573}}^1$

素因数の和:29604

約数の個数: 16

約数和(自身を含む): 28391040

約数和(自身を除く): 8724995

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 29573, 147865, 207011, 561887, 1035055, 2809435, 3933209, 19666045]

約数ペア:

[(1, 19666045), (5, 3933209), (7, 2809435), (19, 1035055), (35, 561887), (95, 207011), (133, 147865), (665, 29573)]