19701052

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16363}}^1$

素因数の和:16417

約数の個数: 24

約数和(自身を含む): 40320896

約数和(自身を除く): 20619844

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16363, 32726, 65452, 114541, 229082, 458164, 703609, 1407218, 2814436, 4925263, 9850526, 19701052]

約数ペア:

[(1, 19701052), (2, 9850526), (4, 4925263), (7, 2814436), (14, 1407218), (28, 703609), (43, 458164), (86, 229082), (172, 114541), (301, 65452), (602, 32726), (1204, 16363)]