20077798293

素因数分解:

$3^4\times 7^1\times {\mathrm{8161}}^1\times {\mathrm{4339}}^1$

素因数の和:12519

約数の個数: 40

約数和(自身を含む): 34289541440

約数和(自身を除く): 14211743147

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4339, 8161, 13017, 24483, 30373, 39051, 57127, 73449, 91119, 117153, 171381, 220347, 273357, 351459, 514143, 661041, 820071, 1542429, 2460213, 4627287, 35410579, 106231737, 247874053, 318695211, 743622159, 956085633, 2230866477, 2868256899, 6692599431, 20077798293]

約数ペア:

[(1, 20077798293), (3, 6692599431), (7, 2868256899), (9, 2230866477), (21, 956085633), (27, 743622159), (63, 318695211), (81, 247874053), (189, 106231737), (567, 35410579), (4339, 4627287), (8161, 2460213), (13017, 1542429), (24483, 820071), (30373, 661041), (39051, 514143), (57127, 351459), (73449, 273357), (91119, 220347), (117153, 171381)]