1985222

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:547

約数の個数: 16

約数和(自身を含む): 3144960

約数和(自身を除く): 1159738

約数列:

[1, 2, 23, 46, 103, 206, 419, 838, 2369, 4738, 9637, 19274, 43157, 86314, 992611, 1985222]

約数ペア:

[(1, 1985222), (2, 992611), (23, 86314), (46, 43157), (103, 19274), (206, 9637), (419, 4738), (838, 2369)]