20173537808

素因数分解:

$2^4\times {\mathrm{1291}}^1\times {\mathrm{976643}}^1$

素因数の和:977942

約数の個数: 20

約数和(自身を含む): 39116545488

約数和(自身を除く): 18943007680

約数列:

[1, 2, 4, 8, 16, 1291, 2582, 5164, 10328, 20656, 976643, 1953286, 3906572, 7813144, 15626288, 1260846113, 2521692226, 5043384452, 10086768904, 20173537808]

約数ペア:

[(1, 20173537808), (2, 10086768904), (4, 5043384452), (8, 2521692226), (16, 1260846113), (1291, 15626288), (2582, 7813144), (5164, 3906572), (10328, 1953286), (20656, 976643)]