18306951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^2$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 27182064

約数和(自身を除く): 8875113

約数列:

[1, 3, 13, 39, 41, 107, 123, 321, 533, 1391, 1599, 4173, 4387, 11449, 13161, 34347, 57031, 148837, 171093, 446511, 469409, 1408227, 6102317, 18306951]

約数ペア:

[(1, 18306951), (3, 6102317), (13, 1408227), (39, 469409), (41, 446511), (107, 171093), (123, 148837), (321, 57031), (533, 34347), (1391, 13161), (1599, 11449), (4173, 4387)]