210024784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{690871}}^1$

素因数の和:690898

約数の個数: 20

約数和(自身を含む): 428340640

約数和(自身を除く): 218315856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 690871, 1381742, 2763484, 5526968, 11053936, 13126549, 26253098, 52506196, 105012392, 210024784]

約数ペア:

[(1, 210024784), (2, 105012392), (4, 52506196), (8, 26253098), (16, 13126549), (19, 11053936), (38, 5526968), (76, 2763484), (152, 1381742), (304, 690871)]