20219345188

素因数分解:

$2^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{743}}^1\times {\mathrm{3613}}^1$

素因数の和:4636

約数の個数: 48

約数和(自身を含む): 40654897920

約数和(自身を除く): 20435552732

約数列:

[1, 2, 4, 7, 14, 28, 269, 538, 743, 1076, 1486, 1883, 2972, 3613, 3766, 5201, 7226, 7532, 10402, 14452, 20804, 25291, 50582, 101164, 199867, 399734, 799468, 971897, 1399069, 1943794, 2684459, 2798138, 3887588, 5368918, 5596276, 6803279, 10737836, 13606558, 18791213, 27213116, 37582426, 75164852, 722119471, 1444238942, 2888477884, 5054836297, 10109672594, 20219345188]

約数ペア:

[(1, 20219345188), (2, 10109672594), (4, 5054836297), (7, 2888477884), (14, 1444238942), (28, 722119471), (269, 75164852), (538, 37582426), (743, 27213116), (1076, 18791213), (1486, 13606558), (1883, 10737836), (2972, 6803279), (3613, 5596276), (3766, 5368918), (5201, 3887588), (7226, 2798138), (7532, 2684459), (10402, 1943794), (14452, 1399069), (20804, 971897), (25291, 799468), (50582, 399734), (101164, 199867)]