19744143

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5399}}^1$

素因数の和:5478

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 8249457

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5399, 16197, 124177, 286147, 372531, 858441, 6581381, 19744143]

約数ペア:

[(1, 19744143), (3, 6581381), (23, 858441), (53, 372531), (69, 286147), (159, 124177), (1219, 16197), (3657, 5399)]