19717306

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4679}}^1$

素因数の和:4738

約数の個数: 24

約数和(自身を含む): 35212320

約数和(自身を除く): 15495014

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4679, 9358, 32753, 65506, 201197, 229271, 402394, 458542, 1408379, 2816758, 9858653, 19717306]

約数ペア:

[(1, 19717306), (2, 9858653), (7, 2816758), (14, 1408379), (43, 458542), (49, 402394), (86, 229271), (98, 201197), (301, 65506), (602, 32753), (2107, 9358), (4214, 4679)]