208741264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2567

約数の個数: 40

約数和(自身を含む): 417274880

約数和(自身を除く): 208533616

約数列:

[1, 2, 4, 8, 16, 43, 86, 127, 172, 254, 344, 508, 688, 1016, 2032, 2389, 4778, 5461, 9556, 10922, 19112, 21844, 38224, 43688, 87376, 102727, 205454, 303403, 410908, 606806, 821816, 1213612, 1643632, 2427224, 4854448, 13046329, 26092658, 52185316, 104370632, 208741264]

約数ペア:

[(1, 208741264), (2, 104370632), (4, 52185316), (8, 26092658), (16, 13046329), (43, 4854448), (86, 2427224), (127, 1643632), (172, 1213612), (254, 821816), (344, 606806), (508, 410908), (688, 303403), (1016, 205454), (2032, 102727), (2389, 87376), (4778, 43688), (5461, 38224), (9556, 21844), (10922, 19112)]