219319336

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{251513}}^1$

素因数の和:251628

約数の個数: 16

約数和(自身を含む): 414998100

約数和(自身を除く): 195678764

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 251513, 503026, 1006052, 2012104, 27414917, 54829834, 109659668, 219319336]

約数ペア:

[(1, 219319336), (2, 109659668), (4, 54829834), (8, 27414917), (109, 2012104), (218, 1006052), (436, 503026), (872, 251513)]