20690148

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{5209}}^1$

素因数の和:5547

約数の個数: 24

約数和(自身を含む): 48432160

約数和(自身を除く): 27742012

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 5209, 10418, 15627, 20836, 31254, 62508, 1724179, 3448358, 5172537, 6896716, 10345074, 20690148]

約数ペア:

[(1, 20690148), (2, 10345074), (3, 6896716), (4, 5172537), (6, 3448358), (12, 1724179), (331, 62508), (662, 31254), (993, 20836), (1324, 15627), (1986, 10418), (3972, 5209)]