201998810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1553837}}^1$

素因数の和:1553857

約数の個数: 16

約数和(自身を含む): 391567176

約数和(自身を除く): 189568366

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1553837, 3107674, 7769185, 15538370, 20199881, 40399762, 100999405, 201998810]

約数ペア:

[(1, 201998810), (2, 100999405), (5, 40399762), (10, 20199881), (13, 15538370), (26, 7769185), (65, 3107674), (130, 1553837)]