19306730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^2$

素因数の和:698

約数の個数: 24

約数和(自身を含む): 36905868

約数和(自身を除く): 17599138

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 674, 1685, 3370, 5729, 11458, 28645, 57290, 113569, 227138, 567845, 1135690, 1930673, 3861346, 9653365, 19306730]

約数ペア:

[(1, 19306730), (2, 9653365), (5, 3861346), (10, 1930673), (17, 1135690), (34, 567845), (85, 227138), (170, 113569), (337, 57290), (674, 28645), (1685, 11458), (3370, 5729)]