19626404

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16301}}^1$

素因数の和:16355

約数の個数: 24

約数和(自身を含む): 40168128

約数和(自身を除く): 20541724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16301, 32602, 65204, 114107, 228214, 456428, 700943, 1401886, 2803772, 4906601, 9813202, 19626404]

約数ペア:

[(1, 19626404), (2, 9813202), (4, 4906601), (7, 2803772), (14, 1401886), (28, 700943), (43, 456428), (86, 228214), (172, 114107), (301, 65204), (602, 32602), (1204, 16301)]