19221123

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1709}}^1$

素因数の和:1898

約数の個数: 16

約数和(自身を含む): 26922240

約数和(自身を除く): 7701117

約数列:

[1, 3, 23, 69, 163, 489, 1709, 3749, 5127, 11247, 39307, 117921, 278567, 835701, 6407041, 19221123]

約数ペア:

[(1, 19221123), (3, 6407041), (23, 835701), (69, 278567), (163, 117921), (489, 39307), (1709, 11247), (3749, 5127)]