18671906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36901}}^1$

素因数の和:36937

約数の個数: 16

約数和(自身を含む): 31883328

約数和(自身を除く): 13211422

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36901, 73802, 405911, 811822, 848723, 1697446, 9335953, 18671906]

約数ペア:

[(1, 18671906), (2, 9335953), (11, 1697446), (22, 848723), (23, 811822), (46, 405911), (253, 73802), (506, 36901)]