20085177

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 32735232

約数和(自身を除く): 12650055

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 443, 889, 1329, 2159, 2667, 3101, 6477, 7531, 9303, 15113, 22593, 45339, 52717, 56261, 158151, 168783, 393827, 956437, 1181481, 2869311, 6695059, 20085177]

約数ペア:

[(1, 20085177), (3, 6695059), (7, 2869311), (17, 1181481), (21, 956437), (51, 393827), (119, 168783), (127, 158151), (357, 56261), (381, 52717), (443, 45339), (889, 22593), (1329, 15113), (2159, 9303), (2667, 7531), (3101, 6477)]