205954628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{42943}}^1$

素因数の和:43067

約数の個数: 24

約数和(自身を含む): 396802560

約数和(自身を除く): 190847932

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 42943, 85886, 171772, 472373, 944746, 1889492, 4680787, 9361574, 18723148, 51488657, 102977314, 205954628]

約数ペア:

[(1, 205954628), (2, 102977314), (4, 51488657), (11, 18723148), (22, 9361574), (44, 4680787), (109, 1889492), (218, 944746), (436, 472373), (1199, 171772), (2398, 85886), (4796, 42943)]