18847802

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:805

約数の個数: 16

約数和(自身を含む): 28828224

約数和(自身を除く): 9980422

約数列:

[1, 2, 71, 142, 331, 401, 662, 802, 23501, 28471, 47002, 56942, 132731, 265462, 9423901, 18847802]

約数ペア:

[(1, 18847802), (2, 9423901), (71, 265462), (142, 132731), (331, 56942), (401, 47002), (662, 28471), (802, 23501)]