18066790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{36871}}^1$

素因数の和:36892

約数の個数: 24

約数和(自身を含む): 37830672

約数和(自身を除く): 19763882

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 36871, 73742, 184355, 258097, 368710, 516194, 1290485, 1806679, 2580970, 3613358, 9033395, 18066790]

約数ペア:

[(1, 18066790), (2, 9033395), (5, 3613358), (7, 2580970), (10, 1806679), (14, 1290485), (35, 516194), (49, 368710), (70, 258097), (98, 184355), (245, 73742), (490, 36871)]