19928799

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4283}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 12149793

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4283, 4653, 12849, 38547, 47113, 141339, 201301, 424017, 603903, 1811709, 2214311, 6642933, 19928799]

約数ペア:

[(1, 19928799), (3, 6642933), (9, 2214311), (11, 1811709), (33, 603903), (47, 424017), (99, 201301), (141, 141339), (423, 47113), (517, 38547), (1551, 12849), (4283, 4653)]