19222190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{147863}}^1$

素因数の和:147883

約数の個数: 16

約数和(自身を含む): 37261728

約数和(自身を除く): 18039538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 147863, 295726, 739315, 1478630, 1922219, 3844438, 9611095, 19222190]

約数ペア:

[(1, 19222190), (2, 9611095), (5, 3844438), (10, 1922219), (13, 1478630), (26, 739315), (65, 295726), (130, 147863)]