20205146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2689}}^1$

素因数の和:2738

約数の個数: 24

約数和(自身を含む): 34684860

約数和(自身を除く): 14479714

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2689, 3757, 5378, 7514, 34957, 45713, 69914, 91426, 594269, 777121, 1188538, 1554242, 10102573, 20205146]

約数ペア:

[(1, 20205146), (2, 10102573), (13, 1554242), (17, 1188538), (26, 777121), (34, 594269), (221, 91426), (289, 69914), (442, 45713), (578, 34957), (2689, 7514), (3757, 5378)]