2181396052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{2011}}^1$

素因数の和:2392

約数の個数: 48

約数和(自身を含む): 4228580160

約数和(自身を除く): 2047184108

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 277, 356, 554, 979, 1108, 1958, 2011, 3047, 3916, 4022, 6094, 8044, 12188, 22121, 24653, 44242, 49306, 88484, 98612, 178979, 271183, 357958, 542366, 557047, 715916, 1084732, 1114094, 1968769, 2228188, 3937538, 6127517, 7875076, 12255034, 24510068, 49577183, 99154366, 198308732, 545349013, 1090698026, 2181396052]

約数ペア:

[(1, 2181396052), (2, 1090698026), (4, 545349013), (11, 198308732), (22, 99154366), (44, 49577183), (89, 24510068), (178, 12255034), (277, 7875076), (356, 6127517), (554, 3937538), (979, 2228188), (1108, 1968769), (1958, 1114094), (2011, 1084732), (3047, 715916), (3916, 557047), (4022, 542366), (6094, 357958), (8044, 271183), (12188, 178979), (22121, 98612), (24653, 88484), (44242, 49306)]