20549241

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 32860800

約数和(自身を除く): 12311559

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 171, 369, 513, 779, 977, 1107, 2337, 2931, 7011, 8793, 18563, 21033, 26379, 40057, 55689, 120171, 167067, 360513, 501201, 761083, 1081539, 2283249, 6849747, 20549241]

約数ペア:

[(1, 20549241), (3, 6849747), (9, 2283249), (19, 1081539), (27, 761083), (41, 501201), (57, 360513), (123, 167067), (171, 120171), (369, 55689), (513, 40057), (779, 26379), (977, 21033), (1107, 18563), (2337, 8793), (2931, 7011)]