28907792

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{25447}}^1$

素因数の和:25526

約数の個数: 20

約数和(自身を含む): 56799936

約数和(自身を除く): 27892144

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 25447, 50894, 101788, 203576, 407152, 1806737, 3613474, 7226948, 14453896, 28907792]

約数ペア:

[(1, 28907792), (2, 14453896), (4, 7226948), (8, 3613474), (16, 1806737), (71, 407152), (142, 203576), (284, 101788), (568, 50894), (1136, 25447)]