20765943

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2460

約数の個数: 32

約数和(自身を含む): 34732800

約数和(自身を除く): 13966857

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2411, 2871, 7233, 8613, 21699, 26521, 65097, 69919, 79563, 209757, 238689, 629271, 716067, 769109, 1887813, 2307327, 6921981, 20765943]

約数ペア:

[(1, 20765943), (3, 6921981), (9, 2307327), (11, 1887813), (27, 769109), (29, 716067), (33, 629271), (87, 238689), (99, 209757), (261, 79563), (297, 69919), (319, 65097), (783, 26521), (957, 21699), (2411, 8613), (2871, 7233)]