20071998

素因数分解:

$2^1\times 3^2\times {\mathrm{1051}}^1\times {\mathrm{1061}}^1$

素因数の和:2120

約数の個数: 24

約数和(自身を含む): 43571736

約数和(自身を除く): 23499738

約数列:

[1, 2, 3, 6, 9, 18, 1051, 1061, 2102, 2122, 3153, 3183, 6306, 6366, 9459, 9549, 18918, 19098, 1115111, 2230222, 3345333, 6690666, 10035999, 20071998]

約数ペア:

[(1, 20071998), (2, 10035999), (3, 6690666), (6, 3345333), (9, 2230222), (18, 1115111), (1051, 19098), (1061, 18918), (2102, 9549), (2122, 9459), (3153, 6366), (3183, 6306)]