28202018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{10531}}^1$

素因数の和:10649

約数の個数: 16

約数和(自身を含む): 46003776

約数和(自身を除く): 17801758

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 10531, 21062, 136903, 273806, 1084693, 2169386, 14101009, 28202018]

約数ペア:

[(1, 28202018), (2, 14101009), (13, 2169386), (26, 1084693), (103, 273806), (206, 136903), (1339, 21062), (2678, 10531)]