19974202

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{757}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 30562560

約数和(自身を除く): 10588358

約数列:

[1, 2, 79, 158, 167, 334, 757, 1514, 13193, 26386, 59803, 119606, 126419, 252838, 9987101, 19974202]

約数ペア:

[(1, 19974202), (2, 9987101), (79, 252838), (158, 126419), (167, 119606), (334, 59803), (757, 26386), (1514, 13193)]