67386416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{38639}}^1$

素因数の和:38756

約数の個数: 20

約数和(自身を含む): 131762400

約数和(自身を除く): 64375984

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 38639, 77278, 154556, 309112, 618224, 4211651, 8423302, 16846604, 33693208, 67386416]

約数ペア:

[(1, 67386416), (2, 33693208), (4, 16846604), (8, 8423302), (16, 4211651), (109, 618224), (218, 309112), (436, 154556), (872, 77278), (1744, 38639)]