19049264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91583}}^1$

素因数の和:91604

約数の個数: 20

約数和(自身を含む): 39747456

約数和(自身を除く): 20698192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91583, 183166, 366332, 732664, 1190579, 1465328, 2381158, 4762316, 9524632, 19049264]

約数ペア:

[(1, 19049264), (2, 9524632), (4, 4762316), (8, 2381158), (13, 1465328), (16, 1190579), (26, 732664), (52, 366332), (104, 183166), (208, 91583)]