20004842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 15617878

約数列:

[1, 2, 11, 13, 22, 26, 113, 143, 226, 286, 619, 1238, 1243, 1469, 2486, 2938, 6809, 8047, 13618, 16094, 16159, 32318, 69947, 88517, 139894, 177034, 769417, 909311, 1538834, 1818622, 10002421, 20004842]

約数ペア:

[(1, 20004842), (2, 10002421), (11, 1818622), (13, 1538834), (22, 909311), (26, 769417), (113, 177034), (143, 139894), (226, 88517), (286, 69947), (619, 32318), (1238, 16159), (1243, 16094), (1469, 13618), (2486, 8047), (2938, 6809)]