19406180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57077}}^1$

素因数の和:57103

約数の個数: 24

約数和(自身を含む): 43150968

約数和(自身を除く): 23744788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57077, 114154, 228308, 285385, 570770, 970309, 1141540, 1940618, 3881236, 4851545, 9703090, 19406180]

約数ペア:

[(1, 19406180), (2, 9703090), (4, 4851545), (5, 3881236), (10, 1940618), (17, 1141540), (20, 970309), (34, 570770), (68, 285385), (85, 228308), (170, 114154), (340, 57077)]