19423281

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:1016

約数の個数: 16

約数和(自身を含む): 26593920

約数和(自身を除く): 7170639

約数列:

[1, 3, 53, 151, 159, 453, 809, 2427, 8003, 24009, 42877, 122159, 128631, 366477, 6474427, 19423281]

約数ペア:

[(1, 19423281), (3, 6474427), (53, 366477), (151, 128631), (159, 122159), (453, 42877), (809, 24009), (2427, 8003)]