18043713

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 27167400

約数和(自身を除く): 9123687

約数列:

[1, 3, 9, 29, 87, 257, 261, 269, 771, 807, 2313, 2421, 7453, 7801, 22359, 23403, 67077, 69133, 70209, 207399, 622197, 2004857, 6014571, 18043713]

約数ペア:

[(1, 18043713), (3, 6014571), (9, 2004857), (29, 622197), (87, 207399), (257, 70209), (261, 69133), (269, 67077), (771, 23403), (807, 22359), (2313, 7801), (2421, 7453)]