2020483868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1\times {\mathrm{653}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 3848083680

約数和(自身を除く): 1827599812

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 379, 628, 653, 758, 1306, 1516, 2041, 2612, 4082, 4927, 8164, 8489, 9854, 16978, 19708, 33956, 59503, 102521, 119006, 205042, 238012, 247487, 410084, 494974, 773539, 989948, 1332773, 1547078, 2665546, 3094156, 3217331, 5331092, 6434662, 12869324, 38855459, 77710918, 155421836, 505120967, 1010241934, 2020483868]

約数ペア:

[(1, 2020483868), (2, 1010241934), (4, 505120967), (13, 155421836), (26, 77710918), (52, 38855459), (157, 12869324), (314, 6434662), (379, 5331092), (628, 3217331), (653, 3094156), (758, 2665546), (1306, 1547078), (1516, 1332773), (2041, 989948), (2612, 773539), (4082, 494974), (4927, 410084), (8164, 247487), (8489, 238012), (9854, 205042), (16978, 119006), (19708, 102521), (33956, 59503)]