13191980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17827}}^1$

素因数の和:17873

約数の個数: 24

約数和(自身を含む): 28453488

約数和(自身を除く): 15261508

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 17827, 35654, 71308, 89135, 178270, 356540, 659599, 1319198, 2638396, 3297995, 6595990, 13191980]

約数ペア:

[(1, 13191980), (2, 6595990), (4, 3297995), (5, 2638396), (10, 1319198), (20, 659599), (37, 356540), (74, 178270), (148, 89135), (185, 71308), (370, 35654), (740, 17827)]