18674516

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16267}}^1$

素因数の和:16319

約数の個数: 24

約数和(自身を含む): 38262336

約数和(自身を除く): 19587820

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16267, 32534, 65068, 113869, 227738, 455476, 666947, 1333894, 2667788, 4668629, 9337258, 18674516]

約数ペア:

[(1, 18674516), (2, 9337258), (4, 4668629), (7, 2667788), (14, 1333894), (28, 666947), (41, 455476), (82, 227738), (164, 113869), (287, 65068), (574, 32534), (1148, 16267)]