20054936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{653}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 41202000

約数和(自身を除く): 21147064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 653, 698, 1306, 1396, 2612, 2792, 3839, 5224, 7183, 7678, 14366, 15356, 28732, 30712, 57464, 227897, 455794, 911588, 1823176, 2506867, 5013734, 10027468, 20054936]

約数ペア:

[(1, 20054936), (2, 10027468), (4, 5013734), (8, 2506867), (11, 1823176), (22, 911588), (44, 455794), (88, 227897), (349, 57464), (653, 30712), (698, 28732), (1306, 15356), (1396, 14366), (2612, 7678), (2792, 7183), (3839, 5224)]