19192718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1871}}^1$

素因数の和:2119

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 10998898

約数列:

[1, 2, 23, 46, 223, 446, 1871, 3742, 5129, 10258, 43033, 86066, 417233, 834466, 9596359, 19192718]

約数ペア:

[(1, 19192718), (2, 9596359), (23, 834466), (46, 417233), (223, 86066), (446, 43033), (1871, 10258), (3742, 5129)]