170820018

素因数分解:

$2^1\times 3^2\times {\mathrm{9490001}}^1$

素因数の和:9490009

約数の個数: 12

約数和(自身を含む): 370110078

約数和(自身を除く): 199290060

約数列:

[1, 2, 3, 6, 9, 18, 9490001, 18980002, 28470003, 56940006, 85410009, 170820018]

約数ペア:

[(1, 170820018), (2, 85410009), (3, 56940006), (6, 28470003), (9, 18980002), (18, 9490001)]