489968368

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{746903}}^1$

素因数の和:746952

約数の個数: 20

約数和(自身を含む): 972469008

約数和(自身を除く): 482500640

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 746903, 1493806, 2987612, 5975224, 11950448, 30623023, 61246046, 122492092, 244984184, 489968368]

約数ペア:

[(1, 489968368), (2, 244984184), (4, 122492092), (8, 61246046), (16, 30623023), (41, 11950448), (82, 5975224), (164, 2987612), (328, 1493806), (656, 746903)]