19125854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11909}}^1$

素因数の和:11995

約数の個数: 16

約数和(自身を含む): 31728240

約数和(自身を除く): 12602386

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 11909, 23818, 130999, 261998, 869357, 1738714, 9562927, 19125854]

約数ペア:

[(1, 19125854), (2, 9562927), (11, 1738714), (22, 869357), (73, 261998), (146, 130999), (803, 23818), (1606, 11909)]