20626947

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:568

約数の個数: 32

約数和(自身を含む): 33600000

約数和(自身を除く): 12973053

約数列:

[1, 3, 9, 11, 27, 33, 99, 199, 297, 349, 597, 1047, 1791, 2189, 3141, 3839, 5373, 6567, 9423, 11517, 19701, 34551, 59103, 69451, 103653, 208353, 625059, 763961, 1875177, 2291883, 6875649, 20626947]

約数ペア:

[(1, 20626947), (3, 6875649), (9, 2291883), (11, 1875177), (27, 763961), (33, 625059), (99, 208353), (199, 103653), (297, 69451), (349, 59103), (597, 34551), (1047, 19701), (1791, 11517), (2189, 9423), (3141, 6567), (3839, 5373)]