205385236

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{178907}}^1$

素因数の和:178959

約数の個数: 24

約数和(自身を含む): 420791616

約数和(自身を除く): 215406380

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 178907, 357814, 715628, 1252349, 2504698, 5009396, 7335187, 14670374, 29340748, 51346309, 102692618, 205385236]

約数ペア:

[(1, 205385236), (2, 102692618), (4, 51346309), (7, 29340748), (14, 14670374), (28, 7335187), (41, 5009396), (82, 2504698), (164, 1252349), (287, 715628), (574, 357814), (1148, 178907)]