19393983

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4217}}^1$

素因数の和:4303

約数の個数: 24

約数和(自身を含む): 32461728

約数和(自身を除く): 13067745

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4217, 4599, 12651, 29519, 37953, 88557, 265671, 307841, 923523, 2154887, 2770569, 6464661, 19393983]

約数ペア:

[(1, 19393983), (3, 6464661), (7, 2770569), (9, 2154887), (21, 923523), (63, 307841), (73, 265671), (219, 88557), (511, 37953), (657, 29519), (1533, 12651), (4217, 4599)]