13256944

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{28571}}^1$

素因数の和:28608

約数の個数: 20

約数和(自身を含む): 26571960

約数和(自身を除く): 13315016

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 28571, 57142, 114284, 228568, 457136, 828559, 1657118, 3314236, 6628472, 13256944]

約数ペア:

[(1, 13256944), (2, 6628472), (4, 3314236), (8, 1657118), (16, 828559), (29, 457136), (58, 228568), (116, 114284), (232, 57142), (464, 28571)]