19742834

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:745

約数の個数: 16

約数和(自身を含む): 30101760

約数和(自身を除く): 10358926

約数列:

[1, 2, 103, 206, 239, 401, 478, 802, 24617, 41303, 49234, 82606, 95839, 191678, 9871417, 19742834]

約数ペア:

[(1, 19742834), (2, 9871417), (103, 191678), (206, 95839), (239, 82606), (401, 49234), (478, 41303), (802, 24617)]