18717124

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{523}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 34332480

約数和(自身を除く): 15615356

約数列:

[1, 2, 4, 23, 46, 92, 389, 523, 778, 1046, 1556, 2092, 8947, 12029, 17894, 24058, 35788, 48116, 203447, 406894, 813788, 4679281, 9358562, 18717124]

約数ペア:

[(1, 18717124), (2, 9358562), (4, 4679281), (23, 813788), (46, 406894), (92, 203447), (389, 48116), (523, 35788), (778, 24058), (1046, 17894), (1556, 12029), (2092, 8947)]