19926894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{255473}}^1$

素因数の和:255491

約数の個数: 16

約数和(自身を含む): 42919632

約数和(自身を除く): 22992738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 255473, 510946, 766419, 1532838, 3321149, 6642298, 9963447, 19926894]

約数ペア:

[(1, 19926894), (2, 9963447), (3, 6642298), (6, 3321149), (13, 1532838), (26, 766419), (39, 510946), (78, 255473)]