19492624

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17159}}^1$

素因数の和:17238

約数の個数: 20

約数和(自身を含む): 38301120

約数和(自身を除く): 18808496

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17159, 34318, 68636, 137272, 274544, 1218289, 2436578, 4873156, 9746312, 19492624]

約数ペア:

[(1, 19492624), (2, 9746312), (4, 4873156), (8, 2436578), (16, 1218289), (71, 274544), (142, 137272), (284, 68636), (568, 34318), (1136, 17159)]