19955003185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2980583}}^1$

素因数の和:2980704

約数の個数: 16

約数和(自身を含む): 26038381824

約数和(自身を除く): 6083378639

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 2980583, 14902915, 38747579, 193737895, 307000049, 1535000245, 3991000637, 19955003185]

約数ペア:

[(1, 19955003185), (5, 3991000637), (13, 1535000245), (65, 307000049), (103, 193737895), (515, 38747579), (1339, 14902915), (6695, 2980583)]