20199142690

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3626417}}^1$

素因数の和:3626981

約数の個数: 16

約数和(自身を含む): 36423742392

約数和(自身を除く): 16224599702

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 5570, 3626417, 7252834, 18132085, 36264170, 2019914269, 4039828538, 10099571345, 20199142690]

約数ペア:

[(1, 20199142690), (2, 10099571345), (5, 4039828538), (10, 2019914269), (557, 36264170), (1114, 18132085), (2785, 7252834), (5570, 3626417)]