20996676

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7027}}^1$

素因数の和:7120

約数の個数: 36

約数和(自身を含む): 53722032

約数和(自身を除く): 32725356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7027, 14054, 21081, 28108, 42162, 63243, 84324, 126486, 252972, 583241, 1166482, 1749723, 2332964, 3499446, 5249169, 6998892, 10498338, 20996676]

約数ペア:

[(1, 20996676), (2, 10498338), (3, 6998892), (4, 5249169), (6, 3499446), (9, 2332964), (12, 1749723), (18, 1166482), (36, 583241), (83, 252972), (166, 126486), (249, 84324), (332, 63243), (498, 42162), (747, 28108), (996, 21081), (1494, 14054), (2988, 7027)]