19422748

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 34601840

約数和(自身を除く): 15179092

約数列:

[1, 2, 4, 139, 181, 193, 278, 362, 386, 556, 724, 772, 25159, 26827, 34933, 50318, 53654, 69866, 100636, 107308, 139732, 4855687, 9711374, 19422748]

約数ペア:

[(1, 19422748), (2, 9711374), (4, 4855687), (139, 139732), (181, 107308), (193, 100636), (278, 69866), (362, 53654), (386, 50318), (556, 34933), (724, 26827), (772, 25159)]