28820818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2633}}^1$

素因数の和:3069

約数の個数: 16

約数和(自身を含む): 46685016

約数和(自身を除く): 17864198

約数列:

[1, 2, 13, 26, 421, 842, 2633, 5266, 5473, 10946, 34229, 68458, 1108493, 2216986, 14410409, 28820818]

約数ペア:

[(1, 28820818), (2, 14410409), (13, 2216986), (26, 1108493), (421, 68458), (842, 34229), (2633, 10946), (5266, 5473)]