19988024

素因数分解:

$2^3\times 7^1\times {\mathrm{356929}}^1$

素因数の和:356942

約数の個数: 16

約数和(自身を含む): 42831600

約数和(自身を除く): 22843576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 356929, 713858, 1427716, 2498503, 2855432, 4997006, 9994012, 19988024]

約数ペア:

[(1, 19988024), (2, 9994012), (4, 4997006), (7, 2855432), (8, 2498503), (14, 1427716), (28, 713858), (56, 356929)]