40990942

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20353}}^1$

素因数の和:20427

約数の個数: 16

約数和(自身を含む): 65946960

約数和(自身を除く): 24956018

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 20353, 40706, 386707, 773414, 1078709, 2157418, 20495471, 40990942]

約数ペア:

[(1, 40990942), (2, 20495471), (19, 2157418), (38, 1078709), (53, 773414), (106, 386707), (1007, 40706), (2014, 20353)]