19090138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1861}}^1$

素因数の和:2109

約数の個数: 16

約数和(自身を含む): 30030336

約数和(自身を除く): 10940198

約数列:

[1, 2, 23, 46, 223, 446, 1861, 3722, 5129, 10258, 42803, 85606, 415003, 830006, 9545069, 19090138]

約数ペア:

[(1, 19090138), (2, 9545069), (23, 830006), (46, 415003), (223, 85606), (446, 42803), (1861, 10258), (3722, 5129)]