20840892

素因数分解:

$2^2\times 3^1\times {\mathrm{211}}^1\times {\mathrm{8231}}^1$

素因数の和:8449

約数の個数: 24

約数和(自身を含む): 48865152

約数和(自身を除く): 28024260

約数列:

[1, 2, 3, 4, 6, 12, 211, 422, 633, 844, 1266, 2532, 8231, 16462, 24693, 32924, 49386, 98772, 1736741, 3473482, 5210223, 6946964, 10420446, 20840892]

約数ペア:

[(1, 20840892), (2, 10420446), (3, 6946964), (4, 5210223), (6, 3473482), (12, 1736741), (211, 98772), (422, 49386), (633, 32924), (844, 24693), (1266, 16462), (2532, 8231)]