19122771

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{947}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 26210304

約数和(自身を除く): 7087533

約数列:

[1, 3, 53, 127, 159, 381, 947, 2841, 6731, 20193, 50191, 120269, 150573, 360807, 6374257, 19122771]

約数ペア:

[(1, 19122771), (3, 6374257), (53, 360807), (127, 150573), (159, 120269), (381, 50191), (947, 20193), (2841, 6731)]