203438236

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{124351}}^1$

素因数の和:124764

約数の個数: 12

約数和(自身を含む): 356890240

約数和(自身を除く): 153452004

約数列:

[1, 2, 4, 409, 818, 1636, 124351, 248702, 497404, 50859559, 101719118, 203438236]

約数ペア:

[(1, 203438236), (2, 101719118), (4, 50859559), (409, 497404), (818, 248702), (1636, 124351)]