18516716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4597}}^1$

素因数の和:4673

約数の個数: 24

約数和(自身を含む): 34760880

約数和(自身を除く): 16244164

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4597, 9194, 18388, 87343, 174686, 243641, 349372, 487282, 974564, 4629179, 9258358, 18516716]

約数ペア:

[(1, 18516716), (2, 9258358), (4, 4629179), (19, 974564), (38, 487282), (53, 349372), (76, 243641), (106, 174686), (212, 87343), (1007, 18388), (2014, 9194), (4028, 4597)]