20950202

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2677}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 39591552

約数和(自身を除く): 18641350

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 2677, 3913, 5354, 7826, 18739, 34801, 37478, 69602, 115111, 230222, 243607, 487214, 805777, 1496443, 1611554, 2992886, 10475101, 20950202]

約数ペア:

[(1, 20950202), (2, 10475101), (7, 2992886), (13, 1611554), (14, 1496443), (26, 805777), (43, 487214), (86, 243607), (91, 230222), (182, 115111), (301, 69602), (559, 37478), (602, 34801), (1118, 18739), (2677, 7826), (3913, 5354)]