208728272

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{41947}}^1$

素因数の和:42266

約数の個数: 20

約数和(自身を含む): 405721056

約数和(自身を除く): 196992784

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 41947, 83894, 167788, 335576, 671152, 13045517, 26091034, 52182068, 104364136, 208728272]

約数ペア:

[(1, 208728272), (2, 104364136), (4, 52182068), (8, 26091034), (16, 13045517), (311, 671152), (622, 335576), (1244, 167788), (2488, 83894), (4976, 41947)]