19682073

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 30301128

約数和(自身を除く): 10619055

約数列:

[1, 3, 9, 17, 51, 153, 197, 591, 653, 1773, 1959, 3349, 5877, 10047, 11101, 30141, 33303, 99909, 128641, 385923, 1157769, 2186897, 6560691, 19682073]

約数ペア:

[(1, 19682073), (3, 6560691), (9, 2186897), (17, 1157769), (51, 385923), (153, 128641), (197, 99909), (591, 33303), (653, 30141), (1773, 11101), (1959, 10047), (3349, 5877)]