18728433

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3533}}^1$

素因数の和:3589

約数の個数: 24

約数和(自身を含む): 29402880

約数和(自身を除く): 10674447

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 3533, 5301, 10599, 31797, 67127, 109523, 201381, 328569, 604143, 985707, 2080937, 6242811, 18728433]

約数ペア:

[(1, 18728433), (3, 6242811), (9, 2080937), (19, 985707), (31, 604143), (57, 328569), (93, 201381), (171, 109523), (279, 67127), (589, 31797), (1767, 10599), (3533, 5301)]