20966748

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 53711616

約数和(自身を除く): 32744868

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 193, 386, 579, 772, 823, 1158, 1646, 2123, 2316, 2469, 3292, 4246, 4938, 6369, 8492, 9053, 9876, 12738, 18106, 25476, 27159, 36212, 54318, 108636, 158839, 317678, 476517, 635356, 953034, 1747229, 1906068, 3494458, 5241687, 6988916, 10483374, 20966748]

約数ペア:

[(1, 20966748), (2, 10483374), (3, 6988916), (4, 5241687), (6, 3494458), (11, 1906068), (12, 1747229), (22, 953034), (33, 635356), (44, 476517), (66, 317678), (132, 158839), (193, 108636), (386, 54318), (579, 36212), (772, 27159), (823, 25476), (1158, 18106), (1646, 12738), (2123, 9876), (2316, 9053), (2469, 8492), (3292, 6369), (4246, 4938)]