2018010105

素因数分解:

$3^4\times 5^1\times {\mathrm{4982741}}^1$

素因数の和:4982758

約数の個数: 20

約数和(自身を含む): 3617470692

約数和(自身を除く): 1599460587

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4982741, 14948223, 24913705, 44844669, 74741115, 134534007, 224223345, 403602021, 672670035, 2018010105]

約数ペア:

[(1, 2018010105), (3, 672670035), (5, 403602021), (9, 224223345), (15, 134534007), (27, 74741115), (45, 44844669), (81, 24913705), (135, 14948223), (405, 4982741)]