19328465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2887}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 25229568

約数和(自身を除く): 5901103

約数列:

[1, 5, 13, 65, 103, 515, 1339, 2887, 6695, 14435, 37531, 187655, 297361, 1486805, 3865693, 19328465]

約数ペア:

[(1, 19328465), (5, 3865693), (13, 1486805), (65, 297361), (103, 187655), (515, 37531), (1339, 14435), (2887, 6695)]