19521190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11551}}^1$

素因数の和:11584

約数の個数: 24

約数和(自身を含む): 38052288

約数和(自身を除く): 18531098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11551, 23102, 57755, 115510, 150163, 300326, 750815, 1501630, 1952119, 3904238, 9760595, 19521190]

約数ペア:

[(1, 19521190), (2, 9760595), (5, 3904238), (10, 1952119), (13, 1501630), (26, 750815), (65, 300326), (130, 150163), (169, 115510), (338, 57755), (845, 23102), (1690, 11551)]