19183190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11351}}^1$

素因数の和:11384

約数の個数: 24

約数和(自身を含む): 37393488

約数和(自身を除く): 18210298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11351, 22702, 56755, 113510, 147563, 295126, 737815, 1475630, 1918319, 3836638, 9591595, 19183190]

約数ペア:

[(1, 19183190), (2, 9591595), (5, 3836638), (10, 1918319), (13, 1475630), (26, 737815), (65, 295126), (130, 147563), (169, 113510), (338, 56755), (845, 22702), (1690, 11351)]