19005889

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 22917888

約数和(自身を除く): 3911999

約数列:

[1, 7, 23, 97, 161, 679, 1217, 2231, 8519, 15617, 27991, 118049, 195937, 826343, 2715127, 19005889]

約数ペア:

[(1, 19005889), (7, 2715127), (23, 826343), (97, 195937), (161, 118049), (679, 27991), (1217, 15617), (2231, 8519)]