18847517

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 20993280

約数和(自身を除く): 2145763

約数列:

[1, 13, 47, 109, 283, 611, 1417, 3679, 5123, 13301, 30847, 66599, 172913, 401011, 1449809, 18847517]

約数ペア:

[(1, 18847517), (13, 1449809), (47, 401011), (109, 172913), (283, 66599), (611, 30847), (1417, 13301), (3679, 5123)]