19880498524

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{688097}}^1$

素因数の和:688365

約数の個数: 24

約数和(自身を含む): 36067344768

約数和(自身を除く): 16186846244

約数列:

[1, 2, 4, 31, 62, 124, 233, 466, 932, 7223, 14446, 28892, 688097, 1376194, 2752388, 21331007, 42662014, 85324028, 160326601, 320653202, 641306404, 4970124631, 9940249262, 19880498524]

約数ペア:

[(1, 19880498524), (2, 9940249262), (4, 4970124631), (31, 641306404), (62, 320653202), (124, 160326601), (233, 85324028), (466, 42662014), (932, 21331007), (7223, 2752388), (14446, 1376194), (28892, 688097)]