19730451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5009}}^1$

素因数の和:5126

約数の個数: 16

約数和(自身を含む): 28617120

約数和(自身を除く): 8886669

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 5009, 15027, 65117, 195351, 505909, 1517727, 6576817, 19730451]

約数ペア:

[(1, 19730451), (3, 6576817), (13, 1517727), (39, 505909), (101, 195351), (303, 65117), (1313, 15027), (3939, 5009)]