209379844

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{281}}^1\times {\mathrm{1709}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 371309400

約数和(自身を除く): 161929556

約数列:

[1, 2, 4, 109, 218, 281, 436, 562, 1124, 1709, 3418, 6836, 30629, 61258, 122516, 186281, 372562, 480229, 745124, 960458, 1920916, 52344961, 104689922, 209379844]

約数ペア:

[(1, 209379844), (2, 104689922), (4, 52344961), (109, 1920916), (218, 960458), (281, 745124), (436, 480229), (562, 372562), (1124, 186281), (1709, 122516), (3418, 61258), (6836, 30629)]