19209138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{246271}}^1$

素因数の和:246289

約数の個数: 16

約数和(自身を含む): 41373696

約数和(自身を除く): 22164558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 246271, 492542, 738813, 1477626, 3201523, 6403046, 9604569, 19209138]

約数ペア:

[(1, 19209138), (2, 9604569), (3, 6403046), (6, 3201523), (13, 1477626), (26, 738813), (39, 492542), (78, 246271)]