19538638

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{60679}}^1$

素因数の和:60711

約数の個数: 16

約数和(自身を含む): 34951680

約数和(自身を除く): 15413042

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 60679, 121358, 424753, 849506, 1395617, 2791234, 9769319, 19538638]

約数ペア:

[(1, 19538638), (2, 9769319), (7, 2791234), (14, 1395617), (23, 849506), (46, 424753), (161, 121358), (322, 60679)]