20592021

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 27929088

約数和(自身を除く): 7337067

約数列:

[1, 3, 131, 151, 347, 393, 453, 1041, 19781, 45457, 52397, 59343, 136371, 157191, 6864007, 20592021]

約数ペア:

[(1, 20592021), (3, 6864007), (131, 157191), (151, 136371), (347, 59343), (393, 52397), (453, 45457), (1041, 19781)]