18417147

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1723}}^1$

素因数の和:2242

約数の個数: 16

約数和(自身を含む): 28135680

約数和(自身を除く): 9718533

約数列:

[1, 3, 7, 21, 509, 1527, 1723, 3563, 5169, 10689, 12061, 36183, 877007, 2631021, 6139049, 18417147]

約数ペア:

[(1, 18417147), (3, 6139049), (7, 2631021), (21, 877007), (509, 36183), (1527, 12061), (1723, 10689), (3563, 5169)]