19433781

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 29492736

約数和(自身を除く): 10058955

約数列:

[1, 3, 9, 23, 69, 207, 223, 421, 669, 1263, 2007, 3789, 5129, 9683, 15387, 29049, 46161, 87147, 93883, 281649, 844947, 2159309, 6477927, 19433781]

約数ペア:

[(1, 19433781), (3, 6477927), (9, 2159309), (23, 844947), (69, 281649), (207, 93883), (223, 87147), (421, 46161), (669, 29049), (1263, 15387), (2007, 9683), (3789, 5129)]