205806566

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{20389}}^1$

素因数の和:20508

約数の個数: 24

約数和(自身を含む): 362615760

約数和(自身を除く): 156809194

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 721, 1442, 5047, 10094, 20389, 40778, 142723, 285446, 999061, 1998122, 2100067, 4200134, 14700469, 29400938, 102903283, 205806566]

約数ペア:

[(1, 205806566), (2, 102903283), (7, 29400938), (14, 14700469), (49, 4200134), (98, 2100067), (103, 1998122), (206, 999061), (721, 285446), (1442, 142723), (5047, 40778), (10094, 20389)]