18080755

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6709}}^1$

素因数の和:6739

約数の個数: 24

約数和(自身を含む): 27537840

約数和(自身を除く): 9457085

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 6709, 33545, 46963, 73799, 234815, 328741, 368995, 516593, 1643705, 2582965, 3616151, 18080755]

約数ペア:

[(1, 18080755), (5, 3616151), (7, 2582965), (11, 1643705), (35, 516593), (49, 368995), (55, 328741), (77, 234815), (245, 73799), (385, 46963), (539, 33545), (2695, 6709)]