845584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1338

約数の個数: 20

約数和(自身を含む): 1679580

約数和(自身を除く): 833996

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1289, 2578, 5156, 10312, 20624, 52849, 105698, 211396, 422792, 845584]

約数ペア:

[(1, 845584), (2, 422792), (4, 211396), (8, 105698), (16, 52849), (41, 20624), (82, 10312), (164, 5156), (328, 2578), (656, 1289)]