218158952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{57653}}^1$

素因数の和:57713

約数の個数: 32

約数和(自身を含む): 456619680

約数和(自身を除く): 238460728

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 57653, 115306, 230612, 461224, 634183, 1268366, 2479079, 2536732, 4958158, 5073464, 9916316, 19832632, 27269869, 54539738, 109079476, 218158952]

約数ペア:

[(1, 218158952), (2, 109079476), (4, 54539738), (8, 27269869), (11, 19832632), (22, 9916316), (43, 5073464), (44, 4958158), (86, 2536732), (88, 2479079), (172, 1268366), (344, 634183), (473, 461224), (946, 230612), (1892, 115306), (3784, 57653)]