20032209

素因数分解:

$3^2\times {\mathrm{89}}^2\times {\mathrm{281}}^1$

素因数の和:465

約数の個数: 18

約数和(自身を含む): 29368326

約数和(自身を除く): 9336117

約数列:

[1, 3, 9, 89, 267, 281, 801, 843, 2529, 7921, 23763, 25009, 71289, 75027, 225081, 2225801, 6677403, 20032209]

約数ペア:

[(1, 20032209), (3, 6677403), (9, 2225801), (89, 225081), (267, 75027), (281, 71289), (801, 25009), (843, 23763), (2529, 7921)]