19421481

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 26627328

約数和(自身を除く): 7205847

約数列:

[1, 3, 47, 141, 181, 543, 761, 2283, 8507, 25521, 35767, 107301, 137741, 413223, 6473827, 19421481]

約数ペア:

[(1, 19421481), (3, 6473827), (47, 413223), (141, 137741), (181, 107301), (543, 35767), (761, 25521), (2283, 8507)]