19239223

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 21258720

約数和(自身を除く): 2019497

約数列:

[1, 17, 37, 73, 419, 629, 1241, 2701, 7123, 15503, 30587, 45917, 263551, 519979, 1131719, 19239223]

約数ペア:

[(1, 19239223), (17, 1131719), (37, 519979), (73, 263551), (419, 45917), (629, 30587), (1241, 15503), (2701, 7123)]