20560419

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1928

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13584861

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 1871, 3663, 5613, 10989, 16839, 20581, 50517, 61743, 69227, 185229, 207681, 555687, 623043, 761497, 1869129, 2284491, 6853473, 20560419]

約数ペア:

[(1, 20560419), (3, 6853473), (9, 2284491), (11, 1869129), (27, 761497), (33, 623043), (37, 555687), (99, 207681), (111, 185229), (297, 69227), (333, 61743), (407, 50517), (999, 20581), (1221, 16839), (1871, 10989), (3663, 5613)]