19298838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{247421}}^1$

素因数の和:247439

約数の個数: 16

約数和(自身を含む): 41566896

約数和(自身を除く): 22268058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 247421, 494842, 742263, 1484526, 3216473, 6432946, 9649419, 19298838]

約数ペア:

[(1, 19298838), (2, 9649419), (3, 6432946), (6, 3216473), (13, 1484526), (26, 742263), (39, 494842), (78, 247421)]