2115517

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 16

約数和(自身を含む): 2396160

約数和(自身を除く): 280643

約数列:

[1, 19, 23, 47, 103, 437, 893, 1081, 1957, 2369, 4841, 20539, 45011, 91979, 111343, 2115517]

約数ペア:

[(1, 2115517), (19, 111343), (23, 91979), (47, 45011), (103, 20539), (437, 4841), (893, 2369), (1081, 1957)]