18471196

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 14550884

約数列:

[1, 2, 4, 103, 107, 206, 214, 412, 419, 428, 838, 1676, 11021, 22042, 43157, 44084, 44833, 86314, 89666, 172628, 179332, 4617799, 9235598, 18471196]

約数ペア:

[(1, 18471196), (2, 9235598), (4, 4617799), (103, 179332), (107, 172628), (206, 89666), (214, 86314), (412, 44833), (419, 44084), (428, 43157), (838, 22042), (1676, 11021)]