20016862

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{839}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 30643200

約数和(自身を除く): 10626338

約数列:

[1, 2, 79, 151, 158, 302, 839, 1678, 11929, 23858, 66281, 126689, 132562, 253378, 10008431, 20016862]

約数ペア:

[(1, 20016862), (2, 10008431), (79, 253378), (151, 132562), (158, 126689), (302, 66281), (839, 23858), (1678, 11929)]