20123202081

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1\times {\mathrm{10141}}^1$

素因数の和:11317

約数の個数: 32

約数和(自身を含む): 29182996480

約数和(自身を除く): 9059794399

約数列:

[1, 3, 19, 31, 57, 93, 589, 1123, 1767, 3369, 10141, 21337, 30423, 34813, 64011, 104439, 192679, 314371, 578037, 661447, 943113, 1984341, 5973049, 11388343, 17919147, 34165029, 216378517, 353038633, 649135551, 1059115899, 6707734027, 20123202081]

約数ペア:

[(1, 20123202081), (3, 6707734027), (19, 1059115899), (31, 649135551), (57, 353038633), (93, 216378517), (589, 34165029), (1123, 17919147), (1767, 11388343), (3369, 5973049), (10141, 1984341), (21337, 943113), (30423, 661447), (34813, 578037), (64011, 314371), (104439, 192679)]