2008990502

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{19919}}^1$

素因数の和:20371

約数の個数: 16

約数和(自身を含む): 3040588800

約数和(自身を除く): 1031598298

約数列:

[1, 2, 211, 239, 422, 478, 19919, 39838, 50429, 100858, 4202909, 4760641, 8405818, 9521282, 1004495251, 2008990502]

約数ペア:

[(1, 2008990502), (2, 1004495251), (211, 9521282), (239, 8405818), (422, 4760641), (478, 4202909), (19919, 100858), (39838, 50429)]