19493097

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1259}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 28082880

約数和(自身を除く): 8589783

約数列:

[1, 3, 13, 39, 397, 1191, 1259, 3777, 5161, 15483, 16367, 49101, 499823, 1499469, 6497699, 19493097]

約数ペア:

[(1, 19493097), (3, 6497699), (13, 1499469), (39, 499823), (397, 49101), (1191, 16367), (1259, 15483), (3777, 5161)]