18782398

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1831}}^1$

素因数の和:2079

約数の個数: 16

約数和(自身を含む): 29546496

約数和(自身を除く): 10764098

約数列:

[1, 2, 23, 46, 223, 446, 1831, 3662, 5129, 10258, 42113, 84226, 408313, 816626, 9391199, 18782398]

約数ペア:

[(1, 18782398), (2, 9391199), (23, 816626), (46, 408313), (223, 84226), (446, 42113), (1831, 10258), (3662, 5129)]