19633943

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{523}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 23341056

約数和(自身を除く): 3707113

約数列:

[1, 7, 31, 173, 217, 523, 1211, 3661, 5363, 16213, 37541, 90479, 113491, 633353, 2804849, 19633943]

約数ペア:

[(1, 19633943), (7, 2804849), (31, 633353), (173, 113491), (217, 90479), (523, 37541), (1211, 16213), (3661, 5363)]