20480364

素因数分解:

$2^2\times 3^4\times {\mathrm{63211}}^1$

素因数の和:63227

約数の個数: 30

約数和(自身を含む): 53540564

約数和(自身を除く): 33060200

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 63211, 126422, 189633, 252844, 379266, 568899, 758532, 1137798, 1706697, 2275596, 3413394, 5120091, 6826788, 10240182, 20480364]

約数ペア:

[(1, 20480364), (2, 10240182), (3, 6826788), (4, 5120091), (6, 3413394), (9, 2275596), (12, 1706697), (18, 1137798), (27, 758532), (36, 568899), (54, 379266), (81, 252844), (108, 189633), (162, 126422), (324, 63211)]