18221724

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7129}}^1$

素因数の和:7210

約数の個数: 36

約数和(自身を含む): 46715760

約数和(自身を除く): 28494036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7129, 14258, 21387, 28516, 42774, 64161, 85548, 128322, 256644, 506159, 1012318, 1518477, 2024636, 3036954, 4555431, 6073908, 9110862, 18221724]

約数ペア:

[(1, 18221724), (2, 9110862), (3, 6073908), (4, 4555431), (6, 3036954), (9, 2024636), (12, 1518477), (18, 1012318), (36, 506159), (71, 256644), (142, 128322), (213, 85548), (284, 64161), (426, 42774), (639, 28516), (852, 21387), (1278, 14258), (2556, 7129)]